@book { Juwelenwald1,
    title = "Juwelenwald 1",
    author = "Verena {Binder} and Renée {Geburzky}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1420083"
}