@book { UndberunsdasBlaudesHimmels,
    title = "Und über uns das Blau des Himmels",
    subtitle = "Roman",
    author = "Verena {Rabe}",
    year = "2019",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/456981"
}