I due Foscari
I due Foscari ('duo Foscari') est opus lyricum a Iosepho Verdi scriptum secundum Francisci Mariae Piave libellum. Primus actum est Romae die 3 Novembris 1844.

Bibliographia 

 Budden, Julian, The Operas of Verdi, Volume 1: From Oberto to Rigoletto, Londinii, 1984.
 Gossett, Philip, Divas and Scholar: Performing Italian Opera, Sicagi, 2006.
 Martin, George, Verdi: His Music, Life and Times, Novi Eboraci, 1983.
 Osborne, Charles, The Complete Operas of Verdi, Novi Eboraci, 1969.
 Phillips-Matz, Mary Jane, Verdi: A Biography, Londinii atque Novi Eboraci, 1993.
 Pistone, Danièle, Nineteenth-Century Italian Opera: From Rossini to Puccini, Portlandiae, 1995.

Nexus externi 
De hoc opere 
Operis libelli 

Opera lyrica
Iosephus Verdi
Musica 1844