fix dead links in the doc

diff --git a/docs/source/community.rst b/docs/source/community.rst
index 2367d69..97ffa5d 100644 (file)
--- a/docs/source/community.rst
+++ b/docs/source/community.rst
@@ -72,9 +72,9 @@ always the first question we get. The more you use the framework,
 the better for us. 
 
 Make sure that your scientific publications using SimGrid actually
 the better for us. 
 
 Make sure that your scientific publications using SimGrid actually

-cite the `right paper <https://simgrid.org/Publications.html>`_.
+cite the `right paper <https://simgrid.org/publications.html>`_.

 Also make sure that these citations are correctly listed on 
 Also make sure that these citations are correctly listed on 

-`our list <https://simgrid.org/Usages.html>`_.
+`our list <https://simgrid.org/usages.html>`_.

 
 You can also **help us constituting an active and welcoming user
 community**. Subscribe to the mailing lists, and answer the
 
 You can also **help us constituting an active and welcoming user
 community**. Subscribe to the mailing lists, and answer the