@book { DerSeelenhndler,
    title = "Der Seelenhändler",
    subtitle = "Historischer Kriminalroman",
    author = "Peter {Orontes}",
    year = "2020",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/539265"
}