deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index c486d06..1dd33bd 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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doi = {10.1109/TCSVT.2008.927109},  issn = {1051-8215},  }  @article{Jensen_2013,  doi = {10.3141/2389-03},  url = {http://dx.doi.org/10.3141/2389-03},  year = {2013},  month = {Dec},  publisher = {Transportation Research Board},  volume = {2389},  number = {-1},  pages = {22-29},  author = {S\oren Underlien Jensen},  title = {{Safety Effects of Converting Intersections to Roundabouts}},  journal = {Transportation Research Record: Journal of the Transportation Research Board},  }