(3GdGNJHGQGJ hGdebGjjS GdfaSjI GdeSJNOeI aj GdEQTGO hGdYdGL GdfaSj (B/s - (3GdNhGLG, YHO GdaJGM eMeO SYjOs ((3YeGf, GdCQOf (B:s (3OGQ GdeSJbHd GdYQHj ddfTQ hGdJhRjY,s, 2011)
(3HHdjhLQGajI (B: (3U(B. 207-211.s
Keywords: (3GdGNJHGQGJ GdfaSjIs; (3GdEQTGO GdfaSjs -- (3GNJHGQGJ, CSFdI, EdN(B.s; (3GdYdGL GdfaSjs; (3GdUMI GdfaSjIs