(3bVGjG GdTHGH aj GdCQOf (B/ s - (3GdSGcJ, HSGes; (3fOhI bVGjG GdTHGH aj GdCQOf (B( 3- 4(3JTQjf GdKGfj(B:1982 :(3YeGf(B)s ((3YeGf (B:s (3eWHYI GdeDSSI GdUMajI GdCQOfjI,s, 1982)
(3JMJ QYGjI hdj GdYgO MSf GdeYXes
Keywords: (3GdTHGHs; (3GdCQOfs; (3GdfOhGJs