deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index bb0314e..077596e 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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number = {2},  year = {2007},  }  @article{14994179,  title = {{Microbial astronauts: assembling microbial communities for advanced life support systems.}},  date = {2004 Feb},  source = {Microb Ecol},  authors = {Roberts, MS and Garland, JL and Mills, AL},  author = {Roberts, MS and Garland, JL and Mills, AL},  year = {},  month = {},  journal = {Microb Ecol},  volume = {47},  number = {},  pages = {137-49},  pubmed_id = {14994179},  }