@article{autonomousextractingahierarchical,
  title = {Autonomous Extracting a Hierarchical Structure of Tasks in Reinforcement Learning and Multi-task Reinforcement Learning},
  author = {Behzad Ghazanfari and Matthew E. Taylor},
  year = {2017},
  eprint = {1709.04579},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1709.04579v2},
}