add citation section

docs/index.rst

@@ -34,6 +34,53 @@ available recipes_ to find something the better suits your 'taste' (i.e., your n
    GitHub Repository <https://github.com/cosima/cosima-recipes>
 
 
+Citation
+========
+
+If you use a recipe from the Cookbook for your research or teaching, or have based your analysis on one of the recipes, we would be grateful if you could cite:
+
+.. code-block:: bibtex
+
+    @misc{cosima-cookbook,
+      author    = {Constantinou, Navid C. and
+                   Hogg, Andy McC. and
+                   Gibson, Angus and
+                   Beucher, Romain and
+                   Heerdegen, Aidan and
+                   Steketee, Anton and
+                   Holmes, Ryan M. and
+                   Kiss, Andrew E. and
+                   Morrison, Adele and
+                   Fierro Arcos, Denisse and
+                   Munroe, James and
+                   Oliveira, Micael and
+                   Yung, Claire and
+                   Neme, Julia and
+                   Ong, Ellie Q. Y. and
+                   Doddridge, Edward and
+                   Huneke, Wilma and
+                   Schmidt, Christina and
+                   Dias, Fabio Boeira and
+                   Dawson, Hannah and
+                   Jeffree, Jemma and
+                   Bhagtani, Dhruv and
+                   Vilela da Silva, Felipe and
+                   Meijer, Jan Jaap and
+                   Martínez Moreno, Josué and
+                   White, Marc and
+                   Auger, Matthis and
+                   Moorman, Ruth and
+                   Aguiar, Wilton and
+                   Zika, Jan},
+      title     = {{COSIMA Cookbook: v0.1.0}},
+      month     = dec,
+      year      = 2024,
+      publisher = {Zenodo},
+      version   = {v0.1.0},
+      doi       = {10.5281/zenodo.14353853},
+      url       = {https://doi.org/10.5281/zenodo.14353853}
+    }
+
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