@book { ChancenundRisikenvonProductPlacements,
    title = "Chancen und Risiken von Product Placements",
    author = "Andreas {Ginnow}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832429225",
    url = "https://m.diplom.de/document/218647"
}