deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index c715db3..27bb672 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Quintessence and supergravity}},  journal = {Physics Letters B},  }  @article{Pettorino_2008,  doi = {10.1103/physrevd.77.103003},  url = {http://dx.doi.org/10.1103/PhysRevD.77.103003},  year = {2008},  month = {may},  publisher = {American Physical Society ({APS})},  volume = {77},  number = {10},  author = {Valeria Pettorino and Carlo Baccigalupi},  title = {{Coupled and extended quintessence: Theoretical differences and structure formation}},  journal = {Physical Review D},  }