@book { DerClandesGreifenStaffelIIDritterRomanDerGreif,
    title = "Der Clan des Greifen – Staffel II. Dritter Roman: Der Greif",
    author = "Roland {Mueller}",
    year = "2016",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/314125"
}