(3YeOI GdWHjH aj eYQaI GdfHGJ (B/ s - (3GdETHjdj, CHh GdNjQs; (3GdNWGHj, eMeO GdYQHjs ((3HjQhJ (B:s (3OGQ GdZQH GdESdGej,s, 1995)
Keywords: (3GdbhGejSs; (3GdfHGJGJs