(3GdTjN YHO Gddg GdYdGjdj h eYLeGJg GddZhjI (B/ s - (3ahGR, MceJ cTdjs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1996)
Keywords: (3GddZI GdYQHjIs; (3GdbhGejSs; (3GdJGQjNs; (3GdfbOs