@article{retrospectivehigherordermarkovprocesses,
  title = {Retrospective Higher-Order Markov Processes for User Trails},
  author = {Tao Wu and David Gleich},
  year = {2017},
  eprint = {1704.05982},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1704.05982v1},
}