@book { BundleVampireundWerwlfedieErmittlerderUnterwelt,
    title = "Bundle: Vampire und Werwölfe, die Ermittler der Unterwelt!",
    author = "Simone {H.}",
    year = "2021",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1157417"
}