@book { KrankheitsbedingteKndigung,
    title = "Krankheitsbedingte Kündigung",
    author = "Timo {Hill}",
    year = "1998",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832410544",
    url = "https://m.diplom.de/document/216946"
}