Tolong jelaskan mengenai Sumber dari Charles Bocah

Callahan, Daniel F. "Eleanor of Aquitaine, the Coronation Rite of the Dukes of Aquitaine and the Cult of Saint Martial of Limoges" (pp. 29–36). The World of Eleanor of Aquitaine: Literature and Society in Southern France between the Eleventh and Twelfth Centuries, edd. Marcus Bull and Catherine Léglu. Woodbridge: Boydell Press, 2005. .