@book { SchlankeProduktioninderAutomobilindustrie,
    title = "Schlanke Produktion in der Automobilindustrie",
    author = "Michael {Staack}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832437671",
    url = "https://m.diplom.de/document/219450"
}