@INPROCEEDINGS{isaacman10twocities,
  author    = "Sibren Isaacman and Richard Becker and Ramon Caceres and Stephen Kobourov and James Rowland and Alexander Varshavsky",
  title     = "A Tale of Two Cities",
  booktitle = "Proceedings of the Eleventh IEEE Workshop on Mobile Computing Systems and Applications (HotMobile 2010)",
  month     = "February",
  year      = {2010}
}