(3GdHQGAI hYOe GdYbGH ai GdOYhi GdLfGFjI (B/ s - (3YHOGdMce ahOIs ([S.N] : (3ecJHg GdfgVg GdeUQjg , s, 1990)
Keywords: (3GdbGfhfs; (3GdLQjeI hGdeLQehfs; (3bGfhf GdYbhHGJs; (3GdbVGIs