Sprenger, K.-M. «The Tiara in the Tiber. An Essay on the Damnatio in Memoria of Clement III (1084-1100) and Rome’s River As a Place of Oblivion and Memor»y. Reti Medievali Rivista, Vol. 13, n. 1, Apr. 2012, pagg. 153-74, doi:10.6092/1593-2214/342.