@book { MercedesBenzCarsGermanyMarketAnalysis,
    title = "Mercedes Benz Cars Germany - Market Analysis",
    author = "Thilo {Ketschau}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656390909",
    url = "https://www.hausarbeiten.de/document/210854"
}