@book { WebmanagementamBeispieldesProdactaIntranet,
    title = "Webmanagement am Beispiel des Prodacta Intranet",
    author = "Jens {Bertenbreiter}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832461072",
    url = "https://m.diplom.de/document/221570"
}