(3ef HGH GdYTe (B/ s - (3Mbj, jMjis ((3GdbGgQI (B:s (3GdgjFI GdeUQjI GdYGeI ddcJGH,s, 1987)
Keywords: (3GdebGdGJ GdYQHjIs; (3GdCOH GdYQHjs