@book { DerGehilfedesMalers,
    title = "Der Gehilfe des Malers",
    subtitle = "Historischer Roman – Das letzte Lebensjahr des Rembrandt van Rijn",
    author = "Alexandra {Guggenheim}",
    year = "2025",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://www.dotbooks.de/document/1396838"
}