@inproceedings{shi2013random,
  title={Is random walk truly memoryless—Traffic analysis and source location privacy under random walks},
  author={Shi, Rui and Goswami, Mayank and Gao, Jie and Gu, Xianfeng},
  booktitle={IEEE Conference on Computer Communications (INFOCOM)},
  pages={3021--3029},
  year={2013},
  organization={IEEE}
}