deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 7fffb49..6385f78 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Planck 2013 results. {XVI}. Cosmological parameters}},  journal = {Astronomy {\&} Astrophysics},  }  @article{Rubin_1970,  doi = {10.1086/150317},  url = {http://dx.doi.org/10.1086/150317},  year = {1970},  month = {jan},  publisher = {{IOP} Publishing},  volume = {159},  pages = {379},  author = {Vera C. Rubin and W. Kent Jr. Ford},  title = {{Rotation of the Andromeda Nebula from a Spectroscopic Survey of Emission Regions}},  journal = {{ApJL}},  }