(3aJM GdHGQj aj GdPH Yf GdCdHGfj hGdQO Ydi ESeGYjd GdCfUGQj (B/s - (3GdRgjQj, SejQ Hf Cejfs ((3GdNHQ (B- (3GdeedcI GdYQHjI GdSYhOjI (B:s (3GdQjGV (B- (3GdeedcI GdYQHjI GdSYhOjI (B:s (3OGQ GdgLQI ddfTQ hGdJhRjY ,s, 1990)
Keywords: (3GdESdGes -- (3OaY eWGYfs -- (3OaGY Yf GdMOjKs; (3GdMOjKs -- (3OaY eWGYfs