(3GegGJ GdeDefjf hHfGJ GdQShd Udi Gddg Ydjg hSde (B/ s - (3hOGO ScGcjfis ([S.N] : (3OGQ GdacQ GdYQHi , s, 1992)
Keywords: (3HfGJ GdfHi(B((3U(B)s; (3RhLGJ GdfHi Udi Gddg Ydjg hSdes