(3SQjI hceGd GdeYdheGJ GdeaGgje (B- (3GdHfGA (B- (3GdGOGQI (B: s (3ehGLgI GfJgGc SQjI GdeYdheGJ ai eQGcR GdMGSHGJ GdGdcJQhfjI (B/ s - (3Thbi SGde (B\\=a(3HjcQ, gGd (B. (3H(Bv \\=a(3YHOGdaJGM GdTGYQ(Bvs ((3GdbGgQI (B: s (3eQcR GdGScfOQjI ddhSGFW GdKbGajI hGdecJHGJ , s, 1998)
Keywords: (3fXe GdeYdheGJs; (3GdeYdheGJs; (3eQGcR GdeYdheGJs; (3GdJhKjbs; (3fXQjI GdeYdheGJs