deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index b7aa0e9..b2546ab 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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journal = {MolSoft LLC, La Jolla, CA},  year = {2015},  }  @article{Tangelder_2007,  doi = {10.1007/s11042-007-0181-0},  url = {http://dx.doi.org/10.1007/s11042-007-0181-0},  year = {2007},  month = {dec},  publisher = {Springer Science $\mathplus$ Business Media},  volume = {39},  number = {3},  pages = {441--471},  author = {Johan W. H. Tangelder and Remco C. Veltkamp},  title = {{A survey of content based 3D shape retrieval methods}},  journal = {Multimed Tools Appl},  }