(3gfOSI GdghGFjGJ hGfJTGQ GdehLGJ hGdceHjhJQ NWhW Gdfbd GdcgQHi(B, (3GdeLGdGJ GdeJZjQI RefjG(B,(3GdehLGJ GdcgQheZfGWjSjI GdGOdI hGdechfGJ GdejcQhehLjI (B/ s - (3MSf GdceThTis ([S.N] : (3OGQ GdQGJH GdLGeYjI , s, 1989)
Keywords: (3gfOSI GdGJUGdGJs