[S1472] Stone, Don C. and Charles R Owens. "[Eirene?], First wife of Emperor Isaakios II Angelos, is Probable Tornikina and Gateway to Antiquity" , (Vowchurch, UK: Foundations: Journal of the Foundation of Medieval Genealogy, volume 3, number 5, January 2011).
[S2000] ------------- Sources Below not Reviewed -------------.