@book { AufzweiPlaneten,
    title = "Auf zwei Planeten",
    author = "Kurd {Laßwitz} and Alexander {Remde}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1365656"
}