(3EVGAGJ ef aYGdjGJ eSbW YGUeI GdKbGaI GdYQHjI (B: s 2006(3e (B/ s ((3eSbW (B: s (3hcGdI GdCfHGA GdYeGfjI , s, 2007)
Keywords: (3GdKbGaI GdYQHjI; GdaYGdjGJ GdKbGajI; SdWfI YeGf; eSbW; GdegQLGfGJ GdKbGajIs