(3GdHOGjI hGdfgGjI (B/ s - (3GHf cKjQ , GHh GdaOGA GdMGaX GHf cKjQ GdOeTbjs; (3GHh edMe , GMeO s ((3HjQhJ (B: s (3OGQ GdcJH GdYdejI , s, 1987)
Keywords: (3GdYGde GdESdGej s -- (3JGQjN s