Bubenicek,Michelle(2002)(French).Quand les femmes gouvernent: droit et politique au XIVe siècle:Yolande de Flandre, Droit et politique au XIV siecle.Ecole des Chartes
Evergates,Theodore(2007).The aristocracy in the county of Champagne, 1100-1300.University of Pennsylvania Press
Painter,Sidney(1982).William Marshal, Knight-Errant, Baron, and Regent of England.University of Toronto Press
Pollock,M.A.(2015).Scotland, England and France after the Loss of Normandy, 1204-1296, 'Auld Amitie'.The Boydell Press
