(3JSQH GdehXajf (B((3GSHGHg(B, (3fJGFLg(B,(3GdSjWQI Ydjg(B) / s - (3eMeO fLjH GdebWhTs; (3eMehO YHOGdMejO eQSi (B((3eJQLe(B)s; (3ehHdi(B, (3hdjGe g`(B.s ([S.N] : (3eYgO GdGOGQI GdYGeI , s, 1982)
Keywords: (3GdGNJjGQs; (3GdehXahfs; (3JhUja GdhXGFas; (3GdJhXjas; (3GOGQI GdGaQGOs; (3GdhVY GdGLJeGYis; (3JMdjd GdhXGFas; (3GdJbhjes