(3ELQGAGJ GdCOdI GdLfGFjI(B.s (3GdLRA GdChd(B.s (3aj GdJaJjT (B/ s - (3YHO Gdegjef HcQ(B.s ((3GdbGgQI (B:s (3ecJH GdQSGdI GdOhdjI ddceHjhJQ hGdWHGYI,s, 1996)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdJaJjT hGdVHWs; (3GdCOdI GdLfGFjIs -- (3eUQs