@book { DukeEinweiterWegzurck,
    title = "Duke - Ein weiter Weg zurück",
    author = "Kerstin {Rachfahl}",
    year = "2020",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1002307"
}