deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 45207d8..f6aec01 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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year = {2014},  publisher = {Elsevier},  }  @article{boutellaa2015use,  title = {{On the use of Kinect depth data for identity, gender and ethnicity classification from facial images}},  author = {Boutellaa, Elhocine and Hadid, Abdenour and Bengherabi, Messaoud and Ait-Aoudia, Samy},  journal = {Pattern Recognition Letters},  volume = {68},  pages = {270--277},  year = {2015},  publisher = {Elsevier},  }