DOC: add missing DOI links

tacaswell · tacaswell · commit ce890c13f69b · 2019-05-18T13:41:57.000-04:00
diff --git a/doc/citing.rst b/doc/citing.rst
@@ -27,6 +27,12 @@ pp. 90-95, 2007 <https://doi.org/10.1109/MCSE.2007.55>`_.
 
 DOIs
 ----
+v3.1.0
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.2893252.svg
+      :target: https://doi.org/10.5281/zenodo.2893252
+v3.0.3
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.2577644.svg
+      :target: https://doi.org/10.5281/zenodo.2577644
 v3.0.2
    .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.1482099.svg
       :target: https://doi.org/10.5281/zenodo.1482099
@@ -36,6 +42,9 @@ v3.0.1
 v3.0.0
    .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.1420605.svg
       :target: https://doi.org/10.5281/zenodo.1420605
+v2.2.4
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.2669103.svg
+      :target: https://doi.org/10.5281/zenodo.2669103
 v2.2.3
    .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.1343133.svg
       :target: https://doi.org/10.5281/zenodo.1343133
