(3bhGYO eYQaI GdHOY (B/s - (3GdLjRGfj, eMeO Hf MSjf Hf MSfs ((3GdQjGV ;s (3GdOeGe, GdSYhOjI (B:s (3OGQ GHf GdLhRj ddfTQ hGdJhRjY,s, 1998)
Keywords: (3GdHOY aj GdESdGes; (3GdbhGYO GdabgjIs