@book { DerkleineBuchclubderTrume,
    title = "Der kleine Buchclub der Träume",
    subtitle = "Roman",
    author = "Steffi {von Wolff}",
    year = "2021",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/1140799"
}