@book { DasVermchtnisderKnigstocher,
    title = "Das Vermächtnis der Königstocher",
    author = "Johanne {Hildebrandt} and Gabriele {Haefs}",
    year = "2018",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/453923"
}