(3GdEOGQI GdYGeI (B:s (3QDjI GSJQGJjLjI dMeGjI GdLgGR GdEOGQj ef GdJNda hGdaSGO (B/s - (3CHh HcQ, eUWai eMehOs ((3GdEScfOQjI, eUQ (B:s (3GdOGQ GdLGeYjI,s, 2009)
Keywords: (3GdEOGQI GdYGeI s; (3GdaSGO GdEOGQjs