@inproceedings{SigelBusseKutscheetal.2003, author = {Sigel, W. and Busse, Susanne and Kutsche, R.-D. and Klettke, M.}, title = {Designing a Metadata-based Infrastructure for E-Learning}, series = {Engineering federated information systems : proceedings of the 5th Workshop EFIS 2003, July 17 - 18, 2003, Coventry (UK)}, booktitle = {Engineering federated information systems : proceedings of the 5th Workshop EFIS 2003, July 17 - 18, 2003, Coventry (UK)}, editor = {James, Anne}, publisher = {AKA ; IOS Press}, address = {Berlin ; Amsterdam}, isbn = {978-3-89838-041-6 (AKA), 3-89838-041-6 (AKA)}, pages = {89 -- 99}, year = {2003}, language = {en} }