diff --git a/model/annotated-topology-reader.h b/model/annotated-topology-reader.h
index cbcd890..b9268b8 100644
--- a/model/annotated-topology-reader.h
+++ b/model/annotated-topology-reader.h
@@ -53,8 +53,14 @@
    *
    * \return the container of the nodes created (or empty container if there was an error)
    */
-  virtual
-  NodeContainer Read (void);
+  virtual NodeContainer
+  Read ();
+
+  /**
+   * \brief Get nodes read by the reader
+   */
+  NodeContainer
+  GetNodes () const;
     
   /**
    * \brief Assign IPv4 addresses to all links
@@ -92,6 +98,7 @@
     
 protected:
   std::string m_path;
+  NodeContainer m_nodes;
 
 private:
   AnnotatedTopologyReader (const AnnotatedTopologyReader&);