deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index a267a72..daeec5b 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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adsurl = "http://adsabs.harvard.edu/abs/1938AnMat..39...65E",  adsnote = "Provided by the SAO/NASA Astrophysics Data System",  }  @ARTICLE{1916AnP...354..769E,  author = "{Einstein}, A.",  title = "{Die Grundlage der allgemeinen Relativit{\a}tstheorie}",  journal = "Annalen der Physik",  year = "1916",  volume = "354",  pages = "769-822",  doi = "10.1002/andp.19163540702",  adsurl = "http://adsabs.harvard.edu/abs/1916AnP...354..769E",  adsnote = "Provided by the SAO/NASA Astrophysics Data System",  }