Opera omnia - Biffi, Inos. (OLS)http://ftis/name/51133; Marabelli, Costante. (OLS)http://ftis/name/51132; Stercal, Claudio. (OLS)http://ftis/name/51892; Riserbato, Davide. (OLS)http://ftis/name/54702 (Jaca Book,, 2007)