(3GdYHGS Hf Ydj Hf CHj WGdH (B" (3beQ Hfj gGTe (B" / s - (3GdeMGej, eMeO cGed MSfs ((3HjQhJ (B:s (3efThQGJ GdecJH GdYGdej,s, 1985)
Keywords: (3GdOjf GdESdGejs; (3JQGLes; (3fGTFhf cHGQ (B(15-18 (3SfI (B)s