(3bGfhf GdYed GdLOjO Qbe (B12 (3dSfI (B2003 (3bGfhf (B90 (3dSfI (B2005 (3HJYOjd HYV GMcGe bGfhf GdYed GdehMO hGddGFMI GdJfajPjI ddbGfhfs ([(3ecGf GdfTQ ZjQ eMOO(B]s (3GdHOQGhi ddJhRjY,s, 2007)
Keywords: (3bhGfjf hJTQjYGJs -- (3GdYed hGdYeGd(B.s; (3bjGS GdQCi GdYGe(B.s