(3LQGFe GdUMGaI hGdfTQ (B/ s - (3SejQ, eMeO, s ((3GdbGgQI (B[(3eUQ(B] : s (3GdfGTQhf GdeJMOhf TQcI GjLjHJ ddGUOGQGJ hGdHQeLjGJ GdbGfhfjI, s, 1990)
(3GdYfhGf Ydi GdZdGa (B: (3LQGFe GdUMGaI hGdfTQ hGdbPa hGdSH hGdMHS aj LQGFe GdfTQ(B.s
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3LQGFe GdUMGaIs -- (3bhGfjf hJTQjYGJs -- (3eUQ(B.s; (3GdUMGaIs -- (3bhGfjf hJTQjYGJs -- (3eUQ(B.s; (3GdfTQs -- (3bhGfjf hJTQjYGJs -- (3eUQ(B.s