(3GdacQ GdMOjK aj eLGd GdGSJKeGQ (B/s - (3efjQ GHQGgje gfOjs ((3GdGScfOQjI (B:s (3efTCI GdeYGQa(B,s, 1996)
. 821-801(3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHjs; (3GdGSJKeGQs; (3GdGOGQI GdeGdjIs; (3caGAI GdShbs; (3eNGWQ GdGSJKeGQs; (3YGFOs