@book { DasElfenbeinKartell,
    title = "Das Elfenbein-Kartell",
    subtitle = "Thriller | Ihr Reichtum ist mit Blut erkauft ...",
    author = "Wilbur {Smith} and Hartmut {Huff}",
    year = "2025",
    publisher = "dotbooks Verlag",
    address = "München, Germany",
    url = "https://www.dotbooks.de/document/1420043"
}