@book { DasHausunterdenZypressen,
    title = "Das Haus unter den Zypressen",
    subtitle = "Roman",
    author = "Katja {Maybach}",
    year = "2021",
    publisher = "dotbooks Verlag",
    address = "München, Germany",
    url = "https://www.dotbooks.de/document/889219"
}