Paul A. Blaum (2005). Diplomacy gone to seed: a history of Byzantine foreign relations, A.D. 1047-57. International Journal of Kurdish Studies. (Online version) 30 Nisan 2008 tarihinde Wayback Machine sitesinde arşivlendi.
web.archive.org
Paul A. Blaum (2005). Diplomacy gone to seed: a history of Byzantine foreign relations, A.D. 1047-57. International Journal of Kurdish Studies. (Online version) 30 Nisan 2008 tarihinde Wayback Machine sitesinde arşivlendi.