@book { LordshipinFrance,
    title = "Lordship in France",
    subtitle = "500–1500",
    author = "James Lowth {Goldsmith}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1096663"
}