(3ePcQGJ GdRYje CMeO YQGHj (B/ s - (3YQGHj, CMeOs ((3GdbGgQI (B:s (3OGQ GdgdGd,s, 1989)
Keywords: (3GdJGQjN GdSjGSjs; (3GdKhQGJs; (3JGQjN eUQs; (3KhQI YQGHj (B1882s