deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index b68fb18..59d2884 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Science publishing: The paper is not sacred}},  journal = {Nature},  }  @article{Cajori_1930,  doi = {10.2307/3607176},  url = {http://dx.doi.org/10.2307/3607176},  year = {1930},  month = {jul},  publisher = {{JSTOR}},  volume = {15},  number = {208},  pages = {170},  author = {F. Cajori},  title = {{A History of Mathematical Notations. Vol. I Notations in Elementary Mathematics}},  journal = {The Mathematical Gazette},  }