(3HOQ TGcQ GdSjGH (B: (3OQGSI ai MjGJg hTYQg (B/ s - (3GMSGf YHGSs ([S.N] : (3OGQ GdKbGaI GdYQHjI , s, 1983)
Keywords: (3GdGOHGAs; (3HOQ TGcQs