@inbook {7027, title = {Open Educational Resources (OER)}, booktitle = {Enzyklop{\"a}die der Wirtschaftsinformatik}, year = {2016}, url = {http://www.enzyklopaedie-der-wirtschaftsinformatik.de/lexikon/uebergreifendes/E-Learning/E-Learning-Technologie/e-learning-standards/open-educational-resources-oer/}, author = {Michael Kerres}, editor = {Gronau, Norbert and Becker, J{\"o}rg and Sinz, Elmar and Suhl, Leena and Leimeister, Jan Marco} }