@book { DieGefangenedesHerzogsDukesTrilogieBand3,
    title = "Die Gefangene des Herzogs - Dukes Trilogie: Band 3",
    author = "Patricia {Grasso} and Ellie {Stern}",
    year = "2019",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/463664"
}