@book { WesternLegenden20DieHandamColt,
    title = "Western Legenden 20: Die Hand am Colt",
    author = "R. S. {Stone}",
    year = "2020",
    publisher = "Blitz-Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1364353"
}