A companion to Medieval Palermo. The History of a Mediterranean City from 600 to 1500, edited by Annliese Nef, trad. anglaise des textes par Martin Thom, Leyde-Boston, Brill, 2013 (Coll. Brill’s Companions to European History, volume 5), 542 p. - Mohamed Ouerfelli (Université de Provence, 2017)