@book { TrilogieinBlauLiteraturQuickie,
    title = "Trilogie in Blau - Literatur-Quickie",
    author = "Friedrich {Ani}",
    year = "2014",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/269825"
}