deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index e8b4313..7340baf 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Biotite Flakes: Alteration by Chemical and Biological Treatment}},  journal = {Science},  }  @article{Boyle_1973,  doi = {10.1007/bf00011226},  url = {http://dx.doi.org/10.1007/bf00011226},  year = {1973},  month = {feb},  publisher = {Springer Science $\mathplus$ Business Media},  volume = {38},  number = {1},  pages = {191--201},  author = {J. R. Boyle and G. K. Voigt},  title = {{Biological weathering of silicate minerals}},  journal = {Plant Soil},  }