@book { DiekonomisierungderKulturbetriebe,
    title = "Die Ökonomisierung der Kulturbetriebe",
    author = "Birgit {Voll}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832433109",
    url = "https://m.diplom.de/document/218995"
}