@InProceedings{SKJa02b, author = {Spaniol, Marc and Klamma, Ralf and Jarke, Matthias}, title = {Data integration for multimedia e-learning environments with XML and {MPEG-7}}, booktitle = {Practical Aspects of Knowledge Management, 4th International Conference, PAKM 2002, Vienna, Austria, December 2002}, pages = {244 -- 255}, year = 2002, editor = {Karagiannis, Dimitris and Reimer, Ulrich}, volume = 2569, series = {LNCS/LNAI}, address = {Berlin et al.}, publisher = {Springer-Veralg} }