diff --git a/README.md b/README.md
index 2fe94d75d90351f3baa5fde0cb665e190fdb6472..b7522f66d9e091815b8cecf6449cc9d42ac4bd50 100644
--- a/README.md
+++ b/README.md
@@ -34,4 +34,4 @@ devtools::install_git("https://forgemia.inra.fr/imhorphen/mstudentd")
 ## Reference
 
 N. Bouhlel and D. Rousseau (2023), Exact Rényi and Kullback-Leibler Divergences Between Multivariate t-Distributions, IEEE Signal Processing Letters.
-doi:10.1109/LSP.2023.3324594
+<doi:10.1109/LSP.2023.3324594>