(3GdUhe GdOcJhQ QeVGf (B/ s - (3YHOGdJhGH jhSas; (3YHOGdTGai SjOs ([S.N] : (3OGQ GdcJH GdGSdGejI , s, 1992)
Keywords: (3GdGWaGds; (3GdUhes