@book { DieOmaundderPunk,
    title = "Die Oma und der Punk",
    subtitle = "Band 1 - Kriminalroman",
    author = "Simone {Jöst}",
    year = "2016",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/346646"
}