(3YbjOI Cgd GdSfI hGdLeGYI aj GdUMGHI hCgd GdHjJ hGdQO Ydi GdTjYI GdEKfj YTQjI (B/s - (3HcQ, YdGAs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdYbjOI,s, 2002)
Keywords: (3GdUMGHI hGdJGHYhfs -- (3OaY eWGYfs; (3GdESdGes -- (3OaY eWGYfs; (3Yde GdcdGes; (3GdEKfG YTQjI (B((3aQbI ESdGejI(B)s; (3Cgd HjJ GdQShds