(3GdeLdS GdOSJhQj GdaQfSj (B: s (3bGVj (B((3GdOSJhQjI (B- (3GdGfJNGHGJ (B- (3GdGSJaJGAGJ(B) / s - (3UdGM GdOjf ahRjs ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI, s, 1992)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdQbGHI GdbVGFjI Ydi OSJhQjI GdbhGfjfs; (3GdbGfhf GdOSJhQis