@article{learningandexploitingmultiplesubgoalsfor,
  title = {Learning and Exploiting Multiple Subgoals for Fast Exploration in Hierarchical Reinforcement Learning},
  author = {Libo Xing},
  year = {2019},
  eprint = {1905.05180},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1905.05180v1},
}