@book { DasNeuburgRtsel,
    title = "Das Neuburg-Rätsel",
    author = "Roman {Breindl}",
    year = "2012",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    doi = "10.3239/9783943835557",
    url = "https://m.dotbooks.de/document/199214"
}