@book { Stahlwlfe02Freimaurerskalps,
    title = "Stahlwölfe 02: Freimaurerskalps",
    author = "Wolfgang {Schroeder}",
    year = "2020",
    publisher = "Blitz-Verlag",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1021033"
}