"Las Cansos del Coms de Peitieus" (CD), Alpha 505, 2003*Harvey, Ruth E. "The wives of the 'first troubadour', Duke William IX of Aquitaine" (Journal of Medieval History), 1993*Meade, Marion.
Las Cansos del Coms de Peitieus (CD), Alpha 505, 2003* Harvey, Ruth E. The wives of the 'first troubadour', Duke William IX of Aquitaine (Journal of Medieval History), 1993* Meade, Marion.