E. Clemons, S. Barnett, and A. Appadurai. ICEC '07: Proceedings of the ninth international conference on Electronic commerce, page 267--276. New York, NY, USA, ACM, (2007)
M. Chatti, M. Jarke, and D. Frosch-Wilke. International Journal of Knowledge and Learning 2007, 3 (4/5):
404-420(2007)Guter Übersichtsartikel zu Wissensmanagement und E-Learning.
M. Cha, H. Kwak, P. Rodriguez, Y. Ahn, and S. Moon. IMC '07: Proceedings of the 7th ACM SIGCOMM conference on Internet measurement, page 1--14. New York, NY, USA, ACM, (2007)