@book { EndspielAufgetaut5UnfrozenLitRPGSerie,
    title = "Endspiel: Aufgetaut #5 (Unfrozen): LitRPG-Serie",
    author = "Anton {Tekshin}",
    year = "2022",
    publisher = "Magic Dome Books",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1267813"
}