@inproceedings{Brunsmann99a,
	Address = {Wien},
	Author = {Brunsmann, J. and Homrighausen, A. and Six, H.-W. and Voss, J.},
	Booktitle = {Proceedings of the 19th World Conference on Open Learning and Distance Education},
	Date-Added = {2007-06-14 19:37:40 +0200},
	Date-Modified = {2007-06-14 19:37:40 +0200},
	Month = {Juni},
	Title = {Assignments in a Virtual University - The WebAssign-System},
	Url = {http://www.informatik.fernuni-hagen.de/import/pi3/PDFs/ICDE.pdf},
	Year = {1999}}