(3eNGWQ GdeYdheGJjI hGdGfJQfJ (B:s (3GdeNGWQ Ydi GdMjGI GdNGUI hMeGjJgG (B: (3OQGSI aj GdbGfhf GdebGQf (B/ s - (3eZHZH, fYje, s ((3HjQhJ, dHfGf (B: s (3efThQGJ GdMdHj GdMbhbjI, s, 2008)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B271-276.s
(3HYV GdfUhU HGddZI GdaQfSjI(B.s
Keywords: (3GdMGSHGJ GdGdcJQhfjIs -- (3bhGfjf hJTQjYGJ(B.s