@book { Schweigepflicht,
    title = "Schweigepflicht",
    subtitle = "Horror-Story - Vom Autor des Bestsellers Die Zwerge",
    author = "Markus {Heitz}",
    year = "2016",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/313459"
}