^ abcdefghDetlev Schwennicke, Europäische Stammtafeln: Stammtafeln zur Geschichte der Europäischen Staaten, Neue Folge, Band II (Marburg, Germany: Verlag von J. A. Stargardt, 1984), Tafel 59
^ abW. Scott Jessee, Robert the Burgundian and the Counts of Anjou, Ca. 1025-1098 (USA: The Catholic University of America Press. 2000), p. 15
^ abcConstance Brittain Bouchard, Those of My Blood: Creating Noble Families in Medieval Francia (Philadelphia: The University of Pennsylvania Press, 2001), p. 50
^David Douglas, 'Some Problems of Early Norman Chronology', The English Historical Review, Vol. 65, No. 256, (Jul., 1950), p. 298
^Constance Brittain Bourchard, Sword, Miter, and Cloister: Nobility and the Church in Burgundy, 980-1188, (Cornell University Press, 1987), 33.
^Constance B. Bouchard, 'The Origins of the French Nobility: A Reassessment', The American Historical Review, Vol. 86, No. 3 (Jun., 1981), pp. 515-16.
^Detlev Schwennicke, Europäische Stammtafeln: Stammtafeln zur Geschichte der Europäischen Staaten, Neue Folge, Band III Teilband 1 (Marburg, Germany: Verlag von J. A. Stargardt, 1984), Tafel 116