@book { DieWchterderGrenzeSperrgebietBuch3,
    title = "Die Wächter der Grenze (Sperrgebiet Buch 3)",
    author = "Yuri {Ulengov}",
    year = "2022",
    publisher = "Magic Dome Books",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1264006"
}