(3GdYbd GdGNdGbj GdYQHj(B:s (3OQGSI JMdjdjI fbOjI dfXe Gdbje aj GdKbGaI GdYQHjI (B\s - (3GdLGHQj ,eMeO YGHOs ((3HjQhJ (B:s (3eQcR OQGSGJ GdhMOI GdYQHjI ,s, 2001)
Keywords: (3GdKbGaI GdYQHjI s -- (3Gdbje GdGNdGbjI s