diff --git a/LICENSE b/LICENSE
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--- /dev/null
+++ b/LICENSE
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+This collaborative work is licensed under the  CC0 1.0 Universal (CC0 1.0) 
+http://creativecommons.org/publicdomain/zero/1.0/
+
+It means that the authors:
+  - Fabien Cissé
+  - Karine Paris
+  - Marie Moriamé
+  - Martin Potier
+  - Vincent Maugis
+  - Viviana Sarac
+
+have dedicated the work to the public domain.