@book { ContrattoautonomodigaranziaeGarantievertrag,
    title = "«Contratto autonomo di garanzia» e «Garantievertrag»",
    author = "Giovanni B. {Barillà}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099853"
}