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Key References
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#. GEOS-Chem was first described in :cite:t:`Bey_et_al._2001`.
#. HEMCO is described in :cite:t:`Keller_et_al._2014` and
   :cite:t:`Lin_et_al._2021`.
#. Columnar operators are described in :cite:t:`Long_et_al._2015`.
#. GEOS-Chem High Performance (GCHP) is described in
   :cite:t:`Eastham_et_al._2018`.
#. GCHP execution on the cloud and MPI considerations are described in
   :cite:t:`Zhuang_et_al._2020`.
#. Grid-stretching is described in :cite:t:`Bindle_et_al._2021`.
#. Major GCHP developments in v13 are described in
   :cite:t:`Martin_et_al._2022`.

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Complete bibliography
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.. bibliography::
   :cited: