L'impero bizantino (641-1204) - Cheynet, Jean-Claude, <1947- >. (OLS)http://semarc/name/65242; Ronchey, Silvia, <1958- >. (OLS)http://semarc/name/8511; Braccini, Tommaso, <1977- >. (OLS)http://semarc/name/8512 (Mondo bizantino, 2008)