Reports of Peter Dolega


Warning: Creating default object from empty value in plugins/openurl.php on line 67 
#0 plugins/openurl.php(67): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
Strategies for Sustainable Raw Material Supply for Electric Vehicles - Synthesis Paper on Raw Material Demand for BEV and FCEV
Buchert, M., Degreif, S., Dolega, P., 2017

Warning: Creating default object from empty value in plugins/openurl.php on line 67 
#0 plugins/openurl.php(67): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
Draft concept for a data and knowledge information system on mineral mining and trade and related environmental and socio-economic issues (Part I)
Manhart, A., Schüler, D., Degreif, S., Dolega, P., 2017

Warning: Creating default object from empty value in plugins/openurl.php on line 67 
#0 plugins/openurl.php(67): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
Draft concept for a data and knowledge information system on mineral mining and trade and related environmental and socio-economic issues (Part II)
Manhart, A., Schüler, D., Degreif, S., Dolega, P., 2017

Warning: Creating default object from empty value in plugins/openurl.php on line 67 
#0 plugins/openurl.php(67): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
Draft concept for a data and knowledge information system on mineral mining and trade and related environmental and socio-economic issues (Part III)
Manhart, A., Schüler, D., Degreif, S., Dolega, P., 2017

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#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
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#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
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#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
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#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
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#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
STRADE policy brief no. 02/2017: EU raw material import flows – acknowledging non-EU environmental and social footprints
Dolega, P., Hay, D., Degreif, S., Buchert, M., Manhart, A., Schüler, D., 2017

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#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
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#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
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#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
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#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
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#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

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#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
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#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
STRADE policy brief no. 09/2016: Voluntary initiatives in the mining sector and their principles and criteria on socio-economic sustainability
Manhart, A., Schüler, D., Degreif, S., Dolega, P., 2016

Warning: Creating default object from empty value in plugins/openurl.php on line 67 
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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
STRADE policy brief no. 07/2016: Voluntary initiatives in the mining sector and their principles and criteria on environmental sustainability
Buchert, M., Schüler, D., Degreif, S., Dolega, P., 2016

Warning: Creating default object from empty value in plugins/openurl.php on line 67 
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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
#0 plugins/openurl.php(96): __error()
#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}

Warning: Creating default object from empty value in plugins/openurl.php on line 96 
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#1 templates/metamodel_publications_list.html5(161): OpenURL()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/var/www/contao...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse()
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render()
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate()
#16 index.php(24): Contao\FrontendIndex->run()
#17 {main}
STRADE policy brief no. 04/2016: Outlining Environmental Challenges in the Non-Fuel Mining Sector
Buchert, M., Schüler, D., Degreif, S., Dolega, P., 2016