(3eOhfI Gdabg h GdbVGA aj bGfhf GdYed GdLOjO (B: s (3TQM JaUjdj h JYdjb HBQGA (B/ s - (3GdHcQj, eMeO YRejs ((3GdbGgQg (B:s (3GdecJHI GdbGfhfjI,s, 1985)
Keywords: (3GdYed h GdYeGds; (3bGfhf GdYeds