Redigerer Vilhelm IX av Aquitaine (avsnitt)

== Litteratur ==

*''Biographies des troubadours'', red. J. Boutière, A.-H. Schutz (Paris: Nizet, 1964) ss. 7-8, 585-587.
*Bond, Gerald A., red., overs. og introduksjon: ''The Poetry of William VII, Count of Poitier, IX Duke of Aquitaine'', (Garland Publishing Co.:New York) 1982
*Duisit, Brice: ''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: ''Eleanor of Aquitaine'', 1991
*Merwin, W.S.: ''Sir Gawain and the Green Knight'', 2002. ss xv-xvi. New York: Alfred A. Knopf. ISBN 0-375-41476-2.
*Owen, D. D. R.: ''Eleanor of Aquitaine: Queen and Legend''
*Parsons, John Carmi: ''Eleanor of Aquitaine: Lord and Lady'', 2002
*Verdon, J.: ''La chronique de Saint Maixent'', 1979.
* Waddell, Helen: ''The Wandering Scholars: the Life and Art of the Lyric Poets of the Latin Middle Ages'', 1955