@inbook { kerres_status_20,
	title = {The status of E-Learning at German Higher Education Institutions},
	booktitle = {E-Learning in Europe - Learning Europe. How did new media contribute to the development of higher education?},
	volume = {36},
	year = {2005},
	pages = {29{\textendash}50},
	publisher = {Waxmann},
	organization = {Waxmann},
	address = {M{\"u}nster},
	author = {Michael Kerres and I N{\"u}bel},
	editor = {Christine Schwarz and Dittler, Ullrich and Helge Kahler and Kindt, Michael}
}
