(3GdbjhO GdhGQOI Ydi SdWI GdOhdI aj GdESdGe hVeGfGJgG (B/ s - (3GdcjdGfj, YHO Gddg EHQGgje RjOs ((3YeGf (B:s (3OGQ GdHTjQ,s, 1997)
Keywords: (3GdCMcGe GdSdWGfjIs; (3Gdabg GdESdGejs; (3fXGe GdMce aj GdESdGes