deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index b797c4a..64286d9 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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@article{Catheline_1999,  doi = {10.1109/58.775668}, {10.1121/1.426907},  url = {http://dx.doi.org/10.1109/58.775668}, {http://dx.doi.org/10.1121/1.426907},  year = {1999},  month = {jul},  publisher = {Institute {Acoustical Society  of Electrical {\&} Electronics Engineers ({IEEE})}, America ({ASA})},  volume = {46}, {105},  number = {4}, {5},  pages = {1013--1019}, {2941},  author = {S. {Stefan  Catheline and J.-L. Thomas and F. Franc{\c}ois  Wu and M.A. Mathias  Fink}, title = {{Diffraction field of a low frequency vibrator {{A solution to diffraction biases  in soft tissues using transient elastography}}, sonoelasticity: The acoustic impulse technique}},  journal = {{IEEE} Transactions on Ultrasonics Ferroelectrics and Frequency Control}, {The Journal of the Acoustical Society of America},  }