(3aUhd ef GdGfOdS ai GdGOH hGdfbO hGdJGQjN (B/s - (3YHOGddWja YHOGdMdjes ((3GdbGgQI (B: s (3ecJHI GdfgVI GdeUQjI , s, 1988)
Keywords: (3GdTYQ GdYQHis; (3GdGOH GdYQHis; (3eUQs; (3OhGhjf hbUGFOs