diff --git a/docs/conf.py b/docs/conf.py
index 67e7f15..02d877e 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -22,6 +22,7 @@
     "myst_parser",
     "sphinx.ext.autodoc",
     "sphinx.ext.autosectionlabel",
+    "sphinx.ext.extlinks",
     "nbsphinx",
     "sphinx_gallery.load_style",
 ]
diff --git a/docs/index.rst b/docs/index.rst
index b93dbda..1a8975a 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -22,7 +22,7 @@ The new $\theta$-NTFA is then validated for various thermo-mechanical loadings a
 
 [1] S. Sharba, J. Herb, F. Fritzen, Reduced order homogenization of thermoelastic materials with strong temperature
 dependence and comparison to a machine-learned model, Archive of Applied Mechanics 93 (7) (2023) 2855–2876.
-doi: `https://doi.org/10.1007/s00419-023-02411-6<10.1007/s00419-023-02411-6>`_
+doi: `10.1007/s00419-023-02411-6<https://doi.org/10.1007/s00419-023-02411-6>`_
 
 Features
 ^^^^^^^^