(3JGQjN GdNdjL GdYQHj ef GbOe GdGRefI MJi GdJMQjQ GdYQHj (B/s - (3GdGMeO SGej SYjO s ((3GdYQGb ,GdHUQI (B:s (3LGeYI GdHUQI ,s, 1985)
Keywords: (3GdNdjL GdYQHj (B- (3JGQjN s