^Mathieu, Jean-Nöel (2000). La Succession au comté de Roucy aux environs de l'an mil. Vol. Prosopographica et Genealogica / 3. Oxford: Linacre College, Unit for Prosopographical Research. pp. 75–84. ISBN1-900934-01-9. {{cite book}}: |work= ignored (help)
^Detlev Schwennicke, Europäische Stammtafeln: Stammtafeln zur Geschichte der Europäischen Staaten, Neue Folge, Band II (Marburg, Germany: Verlag von J. A. Stargardt, 1984), Tafeln 59, 187
^Jean-Pierre Poly, La Provence et la société féodale 879–1166 (Paris: Bordas, 1976)
References
Bouchard, Constance Brittain (1987). Sword, Miter, and Cloister: Nobility and the Church in Burgundy, 980-1198. Cornell University Press.
Commire, Anne; Klezmer, Deborah, eds. (2000). Women in World History: Ead-Fur. Yorkin Publications.