@inproceedings{safeandnestedsubgamesolvingforimperfect,
  title = {Safe and Nested Subgame Solving for Imperfect-Information Games},
  author = {Noam Brown and Tuomas Sandholm},
  year = {2017},
  booktitle = {NeurIPS 2017 12},
  eprint = {1705.02955},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1705.02955v3},
}