I Cisterciensi : Vita quotidiana, cultura, arte - Kinder, Terryl Nancy. (OLS)http://ftis/name/77134; Cassanelli, Roberto. (OLS)http://ftis/name/54373; Biffi, Inos. (OLS)http://ftis/name/51133; Stercal, Claudio. (OLS)http://ftis/name/51892 (Jaca Book,, 1997)