@book { TechnologieundAnwendungvonElectronicCommerce,
    title = "Technologie und Anwendung von Electronic Commerce",
    author = "Tobias {Stuke}",
    year = "1998",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832411985",
    url = "https://m.diplom.de/document/217118"
}