@book { SterbenNachtSchichtarbeiterfrher,
    title = "Sterben Nacht-Schichtarbeiter früher?",
    author = "Tobias {Kröpelin}",
    year = "2009",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836632522",
    url = "https://m.diplom.de/document/227025"
}