@book { BeurteilungdesInternetBanking,
    title = "Beurteilung des Internet-Banking",
    author = "Claudia {Hermann}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832438265",
    url = "https://m.diplom.de/document/219503"
}