deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index cad975d..82f623c 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{Spectral Energy Distributions of Hard X-Ray Selected Active Galactic Nuclei in the {XMM}-Newton Medium Deep Survey}},  journal = {{ApJ}},  }  @article{Sikora_2007,  doi = {10.1086/511972},  url = {http://dx.doi.org/10.1086/511972},  year = {2007},  month = {apr},  publisher = {{IOP} Publishing},  volume = {658},  number = {2},  pages = {815--828},  author = {Marek Sikora and {\L}ukasz Stawarz and Jean-Pierre Lasota},  title = {{Radio Loudness of Active Galactic Nuclei: Observational Facts and Theoretical Implications}},  journal = {{ApJ}},  }