deletions | additions       diff --git a/bibliography/biblio.bib b/bibliography/biblio.bib  index 91efcf9..7eb325d 100644  --- a/bibliography/biblio.bib  +++ b/bibliography/biblio.bib 
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title = {{The Milky Way spiral structure parameters from data on masers and selected open clusters}},  journal = {Monthly Notices of the Royal Astronomical Society},  }  @article{Urquhart_2013,  doi = {10.1093/mnras/stt2006},  url = {http://dx.doi.org/10.1093/mnras/stt2006},  year = {2013},  month = {nov},  publisher = {Oxford University Press ({OUP})},  volume = {437},  number = {2},  pages = {1791--1807},  author = {J. S. Urquhart and C. C. Figura and T. J. T. Moore and M. G. Hoare and S. L. Lumsden and J. C. Mottram and M. A. Thompson and R. D. Oudmaijer},  title = {{The {RMS} survey: galactic distribution of massive star formation}},  journal = {Monthly Notices of the Royal Astronomical Society},  }