deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 48ec7db..89d9dd9 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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}  @article{Schneider_1974, @article{Schneider1974,  doi = {10.1029/rg012i003p00447},  url = {http://dx.doi.org/10.1029/rg012i003p00447},  year = {1974},