@book { Quesititemitestidipoesiatardolatina,
    title = "Quesiti, temi, testi di poesia tardolatina",
    author = "Luigi {Castagna}",
    year = "2006",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101040"
}