(3GdfXQjI aj Yde GdGfSGf GdGbJUGOj (B/s - (3YHO Gddg YHO GdZfj ZGfes ((3GdGScfOQjI (B:s (3GdecJH GdLGeYj GdMOjK,s, 1984)
. 250-245 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI h GdJTQjY GdVQjHj s