Authors Title Type Year Published de Hemptinne, Thérèse Les Épouses des Croisés et Pèlerins Flamands aux XIe et XIIe Siècles: L'exemple des comtesses de Flandre Clémence et Sibylle Book Section 1996 Hemptinne, Thérèse de Women as Mediators between the Powers of Comitatus and Sacerdotium: Two Countesses of Flanders in the Eleventh and Twelth Centuries Book Section 1997 Illston, James Michael An Entirely Masculine Activity'? Women and War in the High and Late Middle Ages Reconsidered Thesis 2009