diff --git a/src/TNL/Solvers/Linear/BICGStab.h b/src/TNL/Solvers/Linear/BICGStab.h
index 2d1e7d3a10b9358f8d21c7326871eae14a0a9fcd..c9d973ad1284bd7d2c9f28cf5b3d609f944714c1 100644
--- a/src/TNL/Solvers/Linear/BICGStab.h
+++ b/src/TNL/Solvers/Linear/BICGStab.h
@@ -23,6 +23,8 @@ namespace TNL {
  *
  * See [Wikipedia](https://en.wikipedia.org/wiki/Biconjugate_gradient_stabilized_method) for more details.
  *
+ * See \ref TNL::Solvers::Linear::IterativeSolver for example of showing how to use the linear solvers.
+ *
  * \tparam Matrix is type of matrix describing the linear system.
  */
 template< typename Matrix >
diff --git a/src/TNL/Solvers/Linear/BICGStabL.h b/src/TNL/Solvers/Linear/BICGStabL.h
index 682d14370be1d2f6cd431e3861f20e04dd129a29..1814ac3148b5d90db54b9271566767ec558f1756 100644
--- a/src/TNL/Solvers/Linear/BICGStabL.h
+++ b/src/TNL/Solvers/Linear/BICGStabL.h
@@ -71,7 +71,9 @@ namespace TNL {
  *
  * [4] Martin H. Gutknecht, "Variants of BiCGStab for matrices with complex
  *     spectrum", IPS Research Report No. 91-14 (1991).
-
+ *
+ * See \ref TNL::Solvers::Linear::IterativeSolver for example of showing how to use the linear solvers.
+ *
  * \tparam Matrix is type of matrix describing the linear system.
  */
 template< typename Matrix >
diff --git a/src/TNL/Solvers/Linear/CG.h b/src/TNL/Solvers/Linear/CG.h
index ecabc0296fbb84a7ca3dbbbf94daaa74c8eac6ff..605c81fb3045ea70313c76771940b8d0ec43b00c 100644
--- a/src/TNL/Solvers/Linear/CG.h
+++ b/src/TNL/Solvers/Linear/CG.h
@@ -24,6 +24,8 @@ namespace TNL {
  * See [Wikipedia](https://en.wikipedia.org/wiki/Conjugate_gradient_method) for more details.
  *
  * \tparam Matrix is type of matrix describing the linear system.
+ *
+ * See \ref TNL::Solvers::Linear::IterativeSolver for example of showing how to use the linear solvers.
  */
 template< typename Matrix >
 class CG
diff --git a/src/TNL/Solvers/Linear/GMRES.h b/src/TNL/Solvers/Linear/GMRES.h
index c2f0c32ef9c49a91619a7a465b151feece81a082..67c5edc164ecd63bcc0485946cefd42ca30d7ee1 100644
--- a/src/TNL/Solvers/Linear/GMRES.h
+++ b/src/TNL/Solvers/Linear/GMRES.h
@@ -37,6 +37,10 @@ namespace TNL {
  *
  * See [Wikipedia](https://en.wikipedia.org/wiki/Generalized_minimal_residual_method) for more details.
  *
+ * See \ref TNL::Solvers::Linear::IterativeSolver for example of showing how to use the linear solvers.
+ *
+ * See \ref TNL::Solvers::Linear::IterativeSolver for example of showing how to use the linear solvers.
+ *
  * \tparam Matrix is type of matrix describing the linear system.
  */
 template< typename Matrix >
diff --git a/src/TNL/Solvers/Linear/Jacobi.h b/src/TNL/Solvers/Linear/Jacobi.h
index 18afea204842c66ca645b281b81bb0b39146e6cf..1cc061da98922dda7e855b2915e3ea448c00a7d1 100644
--- a/src/TNL/Solvers/Linear/Jacobi.h
+++ b/src/TNL/Solvers/Linear/Jacobi.h
@@ -21,6 +21,8 @@ namespace TNL {
  *
  * See [Wikipedia](https://en.wikipedia.org/wiki/Jacobi_method) for more details.
  *
+ * See \ref TNL::Solvers::Linear::IterativeSolver for example of showing how to use the linear solvers.
+ *
  * \tparam Matrix is type of matrix describing the linear system.
  */
 template< typename Matrix >