@article{1257,
  author = {Rongxing Lu and Xiaodong Lin and Tom Luan and Xiaohui Liang and Xuemin Shen},
  title = {Pseudonym changing at social spots: An effective strategy for location privacy in vanets},
  year = {2012},
  journal = {IEEE Transactions on Vehicular Technology},
  volume = {61},
  number = {1},
  pages = {86-96},
  publisher = {IEEE},
}