@book { DieWaldlandsagaJornaundderSchwarzeMagier,
    title = "Die Waldlandsaga: Jorna und der Schwarze Magier",
    author = "Stephan Martin {Meyer}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1385594"
}