@book { WasletzteNachtgeschah,
    title = "Was letzte Nacht geschah",
    subtitle = "Kriminalroman",
    author = "Sybille {Schrödter}",
    year = "2019",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/459046"
}