(3GdeYGde GdCSGSjg dJGQjN GdNdjL GdYQHj h HMhK CNQi (B/ s - (3GdYfGfj, CMeOs ((3GdOhMg (B:s (3eDSSI GdTQb ddYdGbGJ GdYGeg,s, 1984)
Keywords: (3GdNdjL GdYQHjs; (3GdJGQjNs