@book { StudiesinModernItalianHistory,
    title = "Studies in Modern Italian History",
    subtitle = "From the Risorgimento to the Republic",
    author = "Frank J. {Coppa}",
    year = "1986",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1078280"
}