(3deGPG ddUGHhf abGYGJ hZjQgG ef GdCSFdI Mhd GdYdhe (B/ s - (3JGjdhQ, HGQHQGs; (3SeGMI, fGJGdjs ((3HjQhJ (B:s (3GdOGQ GdYQHjI ddYdhe,s, 1997)
Keywords: (3GdUfGYGJs; (3GdUGHhfs; (3CWaGd eQMdI eJhSWI (B(6-9)(3SfhGJs