(3QDjI GSJQGJjLjI (B: s (3CeQjcG hGReI GdSdWI GdYGdejI (B/ s - (3HQjLfScj , RjZfjjh s; (3LJcQ , aGVd s ((3HjQhJ (B: s (3OGQ GdcJGH GdYQHj , s, 2012)
Keywords: (3GdSjGSI s