(3GQJTGa GdVQH ef dSGf GdYQH (B/s - (3GdGfOdSj , GHj MjGf (B.s; (3GdfeGS , eUWai GMeO s ((3GdbGgQI (B:s (3eWHYI GdfSQ GdPgHj ,s, 1984)
Keywords: (3GdfMh hGdUQa s -- (3GddZI GdYQHjIs