diff --git a/Generator/doc/Generator/CGAL/random_selection.h b/Generator/doc/Generator/CGAL/random_selection.h
index 63d89371a55..fc82d2eb954 100644
--- a/Generator/doc/Generator/CGAL/random_selection.h
+++ b/Generator/doc/Generator/CGAL/random_selection.h
@@ -16,7 +16,7 @@ Returns the value of `result` after inserting the `n` items.
 
 
 
-\sa `CGAL::perturb_points_2` 
+\sa `CGAL::perturb_points_2()` 
 */
 template <class RandomAccessIterator, class Size, 
 class OutputIterator, class Random>
diff --git a/Mesh_3/doc/Mesh_3/CGAL/Mesh_facet_criteria_3.h b/Mesh_3/doc/Mesh_3/CGAL/Mesh_facet_criteria_3.h
index 9df178beb4c..52a98d05c7b 100644
--- a/Mesh_3/doc/Mesh_3/CGAL/Mesh_facet_criteria_3.h
+++ b/Mesh_3/doc/Mesh_3/CGAL/Mesh_facet_criteria_3.h
@@ -21,7 +21,7 @@ for the approximation error criterion.
 \sa `MeshFacetCriteria_3` 
 \sa `CGAL::Mesh_criteria_3<Tr>` 
 \sa `MeshDomainField_3` 
-\sa `CGAL::make_mesh_3` 
+\sa `CGAL::make_mesh_3()`
 
 */
 template< typename Tr >
diff --git a/Polygon/include/CGAL/Polygon_2_algorithms.h b/Polygon/include/CGAL/Polygon_2_algorithms.h
index 058f92a88a8..324ef1ade29 100644
--- a/Polygon/include/CGAL/Polygon_2_algorithms.h
+++ b/Polygon/include/CGAL/Polygon_2_algorithms.h
@@ -193,7 +193,7 @@ area_2( ForwardIterator first, ForwardIterator last,
 /// 
 /// 
 /// \sa `PolygonTraits_2 `
-/// \sa `CGAL::orientation_2 `
+/// \sa `CGAL::orientation_2()`
 /// \sa `CGAL::Polygon_2 `
 template <class ForwardIterator, class PolygonTraits>
 typename PolygonTraits::FT 
diff --git a/Stream_support/doc/IOstream/CGAL/IO/io.h b/Stream_support/doc/IOstream/CGAL/IO/io.h
index 31565d8734c..f4f39e5e4e2 100644
--- a/Stream_support/doc/IOstream/CGAL/IO/io.h
+++ b/Stream_support/doc/IOstream/CGAL/IO/io.h
@@ -25,8 +25,8 @@ is in <span class="textsc">Ascii</span> mode.
 
 \sa `CGAL::set_mode()`
 \sa `CGAL::set_ascii_mode()`
-\sa `CGAL::set_binary_mode `
-\sa `CGAL::set_pretty_mode `
+\sa `CGAL::set_binary_mode()`
+\sa `CGAL::set_pretty_mode()`
 \sa `CGAL::get_mode()`
 \sa `CGAL::is_ascii()`
 \sa `CGAL::is_binary()`