deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 4fd458d..ebc53ee 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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year = {1996},  publisher = {Dover Publications},  }  @article{Hohenberg_1964,  doi = {10.1103/physrev.136.b864},  url = {http://dx.doi.org/10.1103/physrev.136.b864},  year = {1964},  month = {nov},  publisher = {American Physical Society ({APS})},  volume = {136},  number = {3B},  pages = {B864--B871},  author = {P. Hohenberg},  title = {{Inhomogeneous Electron Gas}},  journal = {Physical Review},  }