@InProceedings{SKJa03,
author = {Marc Spaniol and Ralf Klamma and Matthias Jarke},
title = {ATLAS: A web-based software architecture for multimedia
e-learning environments in virtual communities},
booktitle = {Advances in Web-Based Learning, Proceedings of ICWL 2003,
Melbourne, Australia, August 18-20},
pages = {193--205},
year = 2003,
editor = {W. Zhou and P. Nicholson and B. Corbitt and J. Fong},
volume = 2783,
series = {LNCS},
address = {Berlin Heidelberg},
publisher = {Springer-Verlag}
}