@book { NutzenderDigitalenFabrik,
    title = "Nutzen der Digitalen Fabrik",
    author = "Volker {Weiner}",
    year = "2005",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832490065",
    url = "https://m.diplom.de/document/224165"
}