diff --git a/Wireless-Communication/README.md b/Wireless-Communication/README.md
index f716b93..db99653 100644
--- a/Wireless-Communication/README.md
+++ b/Wireless-Communication/README.md
@@ -9,5 +9,6 @@
 - [Glossaire](/Wireless-Communication/Train/glossary.md)
 - [Channel model for performance evaluation](/Wireless-Communication/Train/Channel-model-for-performance-evaluation.md)
 - [FRMC - Projet 5GRail](/Wireless-Communication/Train/FRMC-Projet-5GRail.md)
+- [WTCMS](/Wireless-Communication/Train/WTCMS.md)
 
 
diff --git a/Wireless-Communication/Train/README.md b/Wireless-Communication/Train/README.md
index c9d1290..de10b82 100644
--- a/Wireless-Communication/Train/README.md
+++ b/Wireless-Communication/Train/README.md
@@ -4,4 +4,5 @@ Protocol de communication wireless
 
 - [Glossaire](/Wireless-Communication/Train/glossary)
 - [Channel model for performance evaluation](/Wireless-Communication/Train/Channel-model-for-performance-evaluation)
-- [FRMC - Projet 5GRail](/Wireless-Communication/Train/FRMC-Projet-5GRail)
\ No newline at end of file
+- [FRMC - Projet 5GRail](/Wireless-Communication/Train/FRMC-Projet-5GRail)
+- [WTCMS](/Wireless-Communication/Train/WTCMS)
\ No newline at end of file
diff --git a/Wireless-Communication/Train/WTCMS.md b/Wireless-Communication/Train/WTCMS.md
index cf4ac52..f26384d 100644
--- a/Wireless-Communication/Train/WTCMS.md
+++ b/Wireless-Communication/Train/WTCMS.md
@@ -1,10 +1,10 @@
 # Introduction
-Les trains utilise la technologie [GSM-R](/Wireless-Communication/Train/glossary.md) qui est 
+Les trains utilise la technologie [GSM-R](/Wireless-Communication/Train/glossary.md#gsm-r) qui est 
 l'ancien réseau mobile des trains. Dans notre cas, on veux utiliser la technologie 
-[WTCMS](/Wireless-Communication/Train/glossary.md).
+[WTCMS](/Wireless-Communication/Train/glossary.md#wtcms).
 
 # WTCMS
-Cette nouvelle technologie doit permettre d'enlever [ETB](/Wireless-Communication/Train/glossary.md).
+Cette nouvelle technologie doit permettre d'enlever [ETB](/Wireless-Communication/Train/glossary.md#etb).
 
 ## Prérequis
 
diff --git a/Wireless-Communication/_navbar.md b/Wireless-Communication/_navbar.md
index 2dd785f..6cc21f4 100644
--- a/Wireless-Communication/_navbar.md
+++ b/Wireless-Communication/_navbar.md
@@ -5,4 +5,5 @@
 * [Train](/Wireless-Communication/Train/)
   * [glossaire](/Wireless-Communication/Train/glossary)
   * [Channel model for performance evaluation](/Wireless-Communication/Train/Channel-model-for-performance-evaluation)
-  * [FRMC - Projet 5GRail](/Wireless-Communication/Train/FRMC-Projet-5GRail)
\ No newline at end of file
+  * [FRMC - Projet 5GRail](/Wireless-Communication/Train/FRMC-Projet-5GRail)
+  * [WTCMS](/Wireless-Communication/Train/WTCMS)
\ No newline at end of file