@inbook{aufsatz3267,
    affiliation = {Wirtschaftsinformatik, insb. Informationssysteme in Industrie und Handel},
    title = {Electronic Education Marketplaces - A Theoretical Approach for making Business with eLearning},
    journal = {Proceedings of 7th International Conference "Interactive Computer aided Learning"},
    publisher = {Kassel University Press},
    isbn = {3},
    year = {2004},
    peerreview = {Nein},
    author = {Krause, T.},
    editor = {Auer, M. E., Auer, U., }
}