(3RGO GdejYGO ai gOi NjQ GdYHGO (B/ s - (3GHf bje GdLhRjI(B: (3TeS GdOjf GHh YHOGddg eMeO Hf GHi HcQs ([S.N] : (3OGQ GdQjGf ddJQGK , s, 1987)
Keywords: (3abg GSdGeis