@book { RusticodiFilippo,
    title = "Rustico di Filippo",
    subtitle = "and the Florentine Lyric Tradition",
    author = "Joan H. {Levin}",
    year = "1986",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1078278"
}