@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}
}
@inbook { kerres_zur_2001,
	title = {Zur (In-) Kompatibilit{\"a}t von mediengest{\"u}tzter Lehre und Hochschulstrukturen},
	booktitle = {Virtueller Campus. Szenarien {\textendash} Strategien {\textendash} Studium. Medien in der Wissenschaft},
	volume = {13},
	year = {2001},
	pages = {293{\textendash}302},
	publisher = {Waxmann},
	organization = {Waxmann},
	address = {M{\"u}nster},
	author = {Michael Kerres},
	editor = {Wagner, Erwin and Kindt, Michael}
}
