@book { DieFrauenvonCasoledElsa,
    title = "Die Frauen von Casole d'Elsa",
    author = "Constanze {Wilken}",
    year = "2021",
    publisher = "dotbooks Verlag",
    address = "München, Deutschland",
    url = "https://m.dotbooks.de/document/1010876"
}