(3eUQ h eLJeY GdeYQaI (B:s (3ef GfgjGQ GdGJMGO GdShajJi Gdi GdJMOi GdGSQGFjdi (B/s - (3eMeO aJMis ((3GdbGgQI (B:s (3eQcR GdOQGSGJ GdSjGSjI hGdGSJQGJjLjI ,s, 2002)
(3HHdjhLQGajI (B: (3U (B191 - 201s
Keywords: (3GdKhQI GdHdTajIs; (3GdMQH GdYGdejI GdGhdis; (3GdMQH GdYGdejI GdKGfjIs