(3GdJHYjI GdZPGFjI (B/s - (3GdeYgO GdhWfj ddOQGSGJ GdGSJQGJjLjI GdTGedI s ((3GdLRGFQ (B:s (3GdeYgO GdhWfj ddOQGSGJ GdGSJQGJjLjI GdTGedI ,s, 1986)
Keywords: (3GdGbJUGO s; (3GdJZPjIs