(3Gd (B1000(3hUaI PgHjI aj GdYdGL HGdCYTGH GdWHjI (B: s (3cJGH cfR ef cfhR (B... / s - (3YGQa, CHh GdaOGA eMeO YRJ eMeOs ((3GdbGgQI (B:s (3OGQ GdaVjdI,s, 1997)
Keywords: (3GdfHGJGJ GdWHjIs; (3GdWH GdTYHjs; (3GdCYTGHs