(3GdYbhO GdOQjI GdSdWGfjI ajeG HfSH Edi GdCjGe GdfjQhRjI (B/ s - (3GdNLfOj, eMeO SdWGf Hf eMeO ChQhfs; (3jhSa, eMeO NjQs ((3HjQhJ (B: s (3OGQ GHf MRe, s, 1997)
Keywords: (3Gdabg GdESdGej(B. s; (3GdHOY(B. s