@book { MamaichwillBrokkoli,
    title = "Mama, ich will Brokkoli!",
    author = "Moana {Werschler}",
    year = "2023",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/1319865"
}