@book { DasGeheimnisdesFalkengottes,
    title = "Das Geheimnis des Falkengottes",
    subtitle = "Ein Kriminalroman aus dem alten Ägypten",
    author = "Berndt {Schulz}",
    year = "2018",
    publisher = "jumpbooks",
    address = "München, Deutschland",
    url = "https://www.jumpbooks.de/document/412346"
}