(3GdJcedI dcJGH GdUdI (B/ s - (3GHf GdGHGQ (B: (3GHhYHOGddg eMeO Hf YHOGddg Hf GHi HcQs; (3GHQGgje GdGHjGQis ([S.N] : (3OGQ GdcJGH GdeUQi , s, 1990)
Keywords: (3GdGfOdSs; (3GdJQGLes