deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 198e462..d2778ad 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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url = {https://books.google.com.br/books?id=bLSEeMjvD9oC},  year = {2004}  }  @incollection{Ribeiro_&_Walter_1998,  address = {Planaltina, DF},  author = {{Ribeiro, J.F. \& Walter}, B. M. T.}, 
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title = {{Fitofisionomias do bioma Cerrado}},  year = {1998}  }  @article{Ruiz-Gutierrez_et_al._2010,  author = {Ruiz-Guti\'{e}rrez, Viviana and Zipkin, Elise F. and Dhondt, Andr\'{e} a.},  doi = {10.1111/j.1365-2664.2010.01811.x},