(3Mb GdeSGhGI ai GdbGfhf GdOhdi (B: s (3GdefXeGJ GdOhdjI (B/s - (3eMeO eUWai GdeZQHis ((3GdGScfOQjI (B: s (3OGQ GdeWHhYGJ GdLGeYjI,s, 2007)
. 465-435 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU CZdHg HGddZI GdYQHjI eY HYV GdfUhU GdaQfSjIs
Keywords: (3GdefXeGJ GdOhdjIs; (3GdbGfhf GdOhdj GdYGes