Bibtex Entry:

@inproceedings{thiagarajan2009vtrack,
   author =       "Arvind Thiagarajan and Lenin S. Ravindranath and Katrina LaCurts and Sivan Toledo and Jakob Eriksson and Samuel Madden and Hari Balakrishnan",
   title =        "{VTrack: Accurate, Energy-Aware Traffic Delay Estimation Using Mobile Phones}",
   booktitle =    {7th ACM Conference on Embedded Networked Sensor Systems (SenSys)},
   year =         {2009},
   month =        {November},
   address =      {Berkeley, CA}
}