diff --git a/Algebraic_foundations/doc/Algebraic_foundations/Algebraic_foundations.txt b/Algebraic_foundations/doc/Algebraic_foundations/Algebraic_foundations.txt
index a2aa522df8b..14b825ba300 100644
--- a/Algebraic_foundations/doc/Algebraic_foundations/Algebraic_foundations.txt
+++ b/Algebraic_foundations/doc/Algebraic_foundations/Algebraic_foundations.txt
@@ -80,7 +80,7 @@ using overloaded functions. However, for ease of use and backward
 compatibility all functionality is also
 accessible through global functions defined within namespace `CGAL`,
 e.g., \link sqrt `CGAL::sqrt(x)` \endlink. This is realized via function templates using
-the according functor of the traits class. For an overview see
+the according functor of the traits class. For an overview see the section "Global Functions" in the
 \ref PkgAlgebraicFoundationsRef.
 
 \subsection Algebraic_foundationsTagsinAlgebraicStructure Tags in Algebraic Structure Traits
diff --git a/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h b/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h
index 8b58fd32543..261caeeb874 100644
--- a/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h
+++ b/BGL/include/CGAL/boost/graph/alpha_expansion_graphcut.h
@@ -509,7 +509,8 @@ class Alpha_expansion_MaxFlow_impl;
      \cgalParamNEnd
    \cgalNamedParamsEnd
 
-   \note The `MaxFlow` implementation is provided by the \ref PkgSurfaceMeshSegmentation
+
+   \note The `MaxFlow` implementation is provided by the \ref PkgSurfaceMeshSegmentation package
    under GPL license. The header `<CGAL/boost/graph/Alpha_expansion_MaxFlow_tag.h>`
    must be included if users want to use this implementation.
 */
diff --git a/Number_types/doc/Number_types/NumberTypeSupport.txt b/Number_types/doc/Number_types/NumberTypeSupport.txt
index be8e1978c97..6b94dd9fff6 100644
--- a/Number_types/doc/Number_types/NumberTypeSupport.txt
+++ b/Number_types/doc/Number_types/NumberTypeSupport.txt
@@ -16,7 +16,7 @@ requirements, such that they can be successfully used in \cgal code.
 In general they are expected to be a model of an algebraic structure
 concepts and in case they model a subring of the real numbers they are
 also a model of `RealEmbeddable`. For an overview of the algebraic
-structure concepts see Section \ref PkgAlgebraicFoundations.
+structure concepts see the \ref PkgAlgebraicFoundationsAlgebraicStructuresConcepts section.
 
 \section Number_typesBuilt Built-in Number Types