R
[RT04] Tim Roughgarden and Éva Tardos. Bounding the inefficiency of equilibria in non-atomic congestion games. Games and Economic Behavior 47(2):389-403. May 2004. 
@article{geb47(2)-RT,
  author =              {Roughgarden, Tim and Tardos, {\'E}va},
  title =               {Bounding the inefficiency of equilibria in
                         non-atomic congestion games},
  journal =             {Games and Economic Behavior},
  volume =              {47},
  number =              {2},
  pages =               {389-403},
  year =                {2004},
  month =               may,
  doi =                 {10.1016/j.geb.2003.06.004},
}
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