Virani (2003). "The Eagle Returns: Evidence of Continued Isma?ili Activity at Alamut and in the South Caspian Region Following the Mongol Conquests". Journal of the American Oriental Society. 123 (2): 351-370. doi:10.2307/3217688. ISSN0003-0279.
Virani (2003). "The Eagle Returns: Evidence of Continued Isma?ili Activity at Alamut and in the South Caspian Region Following the Mongol Conquests". Journal of the American Oriental Society. 123 (2): 351-370. doi:10.2307/3217688. ISSN0003-0279.