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-rw-r--r--Eigen/src/Core/Ref.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/Eigen/src/Core/Ref.h b/Eigen/src/Core/Ref.h
index bdf24f52a..abb1e5121 100644
--- a/Eigen/src/Core/Ref.h
+++ b/Eigen/src/Core/Ref.h
@@ -184,6 +184,8 @@ protected:
* void foo(const Ref<MatrixXf,0,Stride<> >& A) { foo_impl(A); }
* \endcode
*
+ * See also the following stackoverflow questions for further references:
+ * - <a href="http://stackoverflow.com/questions/21132538/correct-usage-of-the-eigenref-class">Correct usage of the Eigen::Ref<> class</a>
*
* \sa PlainObjectBase::Map(), \ref TopicStorageOrders
*/