@book { AlternativenderArbeitszeitflexibilisierung,
    title = "Alternativen der Arbeitszeitflexibilisierung",
    author = "Matthias {Weidinger}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832436759",
    url = "https://m.diplom.de/document/219363"
}