@TechReport{otto:tr09:c3r,
  author =    {John S. Otto and John P. Rula and Fabi\'{a}n E. Bustamante},
  title =     {C3R -- Participatory Urban Monitoring from your Car},
  institution =	 {{Department of Electrical Engineering and Computer Science, Northwestern University}},
  year =      {2009},
  number =	 {{NWU-EECS-09-10}},
  address =	 {{Evanston, IL}},
  month =	 {April},
}