(3GdeGdjI GdYGeI (B:s (3OQGSI ddEbJUGO GdYGe (B/s - (3GdSjO YHO Gdehdis ((3GdLjRI (B:s (3eWHYI LGeYI GdbGgQI,s, 1991)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI h GdJTQjY GdVQjHj s