(3jGRgQI GdHfaSL(B: (3TYQ efKhQ (B/ s - (3YHOGdYXje GdTHdis; (3ceGd GSeGYjds ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1994)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3GdYUQ GdMOjKs; (3GdeLehYGJs