- Eleftheria Tomadaki, Peter J. Scott, editors, Proceedings of the EC-TEL06 Workshops, Crete, Greece , October 1-2, 2006. Volume 213 of CEUR Workshop Proceedings, CEUR-WS.org, 2006.
- Wolfgang Nejdl, Klaus Tochtermann, editors, Innovative Approaches for Learning and Knowledge Sharing, First European Conference on Technology Enhanced Learning, EC-TEL 2006, Crete, Greece, October 1-4, 2006, Proceedings. Volume 4227 of Lecture Notes in Computer Science, Springer, 2006.