b - (3GdfaGJi RQGUs ((3GdCScfOQjI (B:s (3efTCI GdeYGQa,s, 2001)
(3jTJed Ydj edGMbs
(3jTJed Ydj fUhU HGddZI GdYHQjIs
. 507-481 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGJaGbjGJ GdOhdjIs; (3GdbGfhf GdOhdj GdYGes