@book { PreismanagementinderAutomobilbranche,
    title = "Preismanagement in der Automobilbranche",
    author = "Michael {Holewa}",
    year = "2004",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832426798",
    url = "https://m.diplom.de/document/217903"
}