diff --git a/Articles-and-Papers.adoc b/Articles-and-Papers.adoc
index ccdde3b..0c2732d 100644
--- a/Articles-and-Papers.adoc
+++ b/Articles-and-Papers.adoc
@@ -21,6 +21,9 @@ Apostolos Anagnostopoulos
 [[cheat-Links]]
 == Links-and-Apps
 
+[[cheat-Links1]]
+== Links-and-Apps
+
 Networked objects and smart devices 
 https://www.theinternetofthings.eu/sites/default/files/Rob%20van%20Kranenburg/networked_objects.pdf[^]