@book { DesGeizesneueKleider,
    title = "Des Geizes neue Kleider",
    subtitle = "'Geiz ist geil' und seine Implikationen",
    author = "Katharina {Stolte}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/225355"
}