SOURCE NOTES: Moriarty, George Andrews, Plantagenet Ancestry of King Edward III And Queen Philippa. Salt Lake: Mormon Pioneer Genealogical Society, 1985. LDS Film#0441438. nypl#ARF-86-2555.
Schwennicke, Detlev, ed., Euroopaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series, Marburg: J.A. Stargardt, 1978-. SOURCE NOTES: father: [Ref: Moriarty p245] SOURCE NOTES: date: vor 1021 [Ref: ES II #69, ES III #563]