@book { KonsumenteninNetzCommunities,
    title = "Konsumenten in Netz-Communities",
    subtitle = "Hintergründe, Formen, Kommunikation",
    author = "Ruth {Schneeweiß}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832428846",
    url = "https://m.diplom.de/document/218611"
}