A. Kaschig, R. Maier, A. Sandow, M. Lazoi, S. Barnes, J. Bimrose, C. Bradley, A. Brown, C. Kunzmann, A. Mazarakis and 1 other author(s). Sustaining TEL: From Innovation to Learning and Practice 5th European Conference on Technology Enhanced Learning, EC-TEL 2010, Barcelona, Spain, September 28 - October 1, 2010. Proceedings, volume 6383 of Lecture Notes in Computer Science, page 151-166. Springer, (2010)