(3GdbVGA GdOSJhQj TQYG hhVYG (B/ s - (3eMeO YHOGdMejO CHh RjOs ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI, s, 2000)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOSJhQj h GdeHGOF GdOSJhQjI GdYGeIs; (3GdSdWI GdbVGFjIs