(3TQW GdOhdI GdChdi HGdQYGjI aj VhA CMcGe GdbGfhf GdOhdj (B/ s - (3MSGe CMeO eMeO gfOGhjs ((3GdbGgQI (B: s (3OGQ GdfgVI GdYQHjI ,s, 1998)
(3HHdjhLQGajG(B: (3UaMGJ (B232-240.s
Keywords: (3GdeYGgOGJ hGdGJaGbGJ GdOhdjI(B.s; (3GdbGfhf GdOhdj GdYGes