: Dr._Peter_J_Schaaphttp://www.federatedcourseexplorer.org# Create a prefix for http://www.federatedcourseexplorer.org# Hit Enter to save Double click to create a prefix | : orcidNumberhttp://linked.earth/ontology# Create a prefix for http://linked.earth/ontology# Hit Enter to save Double click to create a prefix | https://orcid.org/0000-0002-4346-6084 |