message: Updated citation.
diff: Citing DScribe
  ==============
  -We are currently preparing a publication for DScribe (submitted). The preprint
  -is available at: https://arxiv.org/abs/1904.08875
  +A pre-proof of the article is currently published online. The final open access
  +version will be available soon.
  For now, cite with:
  .. code-block:: bib
  @article{dscribe,
  - author = {{Himanen}, Lauri and {J{\"a}ger}, Marc O.~J. and {Morooka}, Eiaki V. and {Federici Canova}, Filippo and {Ranawat}, Yashasvi S. and {Gao}, David Z. and {Rinke}, Patrick and {Foster}, Adam S.},
  - title = {{DScribe: Library of Descriptors for Machine Learning in Materials Science}},
  - journal = {arXiv e-prints},
  - keywords = {Condensed Matter - Materials Science, Computer Science - Machine Learning},
  + author = {Himanen, Lauri and J{\"a}ger, Marc O.~J. and Morooka, Eiaki V. and Federici Canova, Filippo and Ranawat, Yashasvi S. and Gao, David Z. and Rinke, Patrick and Foster, Adam S.},
  + title = {{DScribe: Library of descriptors for machine learning in materials science}},
  + journal = {Computer Physics Communications},
  year = {2019},
  - month = {Apr},
  - eid = {arXiv:1904.08875},
  - pages = {arXiv:1904.08875},
  - archivePrefix = {arXiv},
  - eprint = {1904.08875},
  - primaryClass = {cond-mat.mtrl-sci}
  + pages = {106949},
  + doi = {https://doi.org/10.1016/j.cpc.2019.106949}
  }
  