@book { PaktmitdemBsenNiksersterFall,
    title = "Pakt mit dem Bösen - Niks erster Fall",
    author = "Thomas {Christos}",
    year = "2015",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/309488"
}