(3JGQjN HNGQi efP GbOe GdYUhQ hMJi GdYUQ GdMGVQ (B/ s - (3aGeHQi, CQejfjhSs; (3GMeO eMehO GdSGOGJis; (3jMji GdNTGHs ((3GdbGgQI (B: s (3ecJHI fgVI GdTQb , s, 1987)
Keywords: (3GdJGQjN GdGSdGeis; (3GdMVGQI GdGSdGejIs; (3HNGQis