(3hSGFd GdCSdGa Edi eSGFd GdNdGa (B/s - (3SHW GHf GdLhRj, jhSa Hf bRChZdj Hf YHO Gddg,s 581-654 (3g`(B.s; (3egfj, SjO eMeOs ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1998)
Keywords: (3CUhd Gdabg GdESdGejs; (3GdGNJdGa (B((3CUhd abg(B)s