Observing Open E-Learning Content:
Guntram Geser, Veronika Hornung-Prähauser, Sandra Schaffert (2007): Observing Open E-Learning Content: A Roadmap for Educational Policy and Institutions and Hands-On Tips for Practitioners In: Proceedings of the Interactive Computer Aided Learning Conference (ICL) in Villach, Austria, 26.-28.9.2007
