@book { EinsatzmglichkeitenderXMLTechnologieimECommerce,
    title = "Einsatzmöglichkeiten der XML-Technologie im E-Commerce",
    author = "Gerald {Wiesner}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832427382",
    url = "https://m.diplom.de/document/218477"
}