@book { DesinvestitionvonHumankapitalinKonzernen,
    title = "Desinvestition von Humankapital in Konzernen",
    author = "Jens {Grauenhorst}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/225505"
}