@book { CircleCRanch5YumaHlle,
    title = "Circle C-Ranch #5: Yuma-Hölle",
    author = "Horst Weymar {Hübner}",
    year = "2016",
    publisher = "Uksak E-Books",
    address = "Lengerich, Germany",
    url = "https://uksakebooks.grin.com/document/324163"
}