(3LhGgQ GdYbhO heYjf GdbVGI hGdehbYjf hGdTghO (B/ s - (3GdCSjhWj, CHh YHOGddg eMeO Hf TgGH(B.s ((3HjQhJ (B: s (3OGQ GdjhSa ddWHGYI hGdfTQ, s)
Keywords: (3CUhd Gdabg(B. s; (3GdEbJUGO GdESdGej(B. s; (3GdeYGedGJ(B((3abg ESdGej(B). s