(3KhQI jhdjh hGReI GdKbGaI (B/ s - (3YRJ eYhVs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1991)
Keywords: (3GdYGde GdYQHis; (3MQjI GdQGis; (3GdGMhGd GdKbGajIs; (3MQjI GdUMGaIs