@inproceedings{ijcai2016p463,
  title     = {Abstraction Heuristics for Symbolic Bidirectional Search},
  author    = {de Reyna, Álvaro Torralba Arias and Linares López, Carlos and Borrajo, Daniel},
  booktitle = {Proceedings of the Twenty-Fifth International Joint Conference on
               Artificial Intelligence, {IJCAI-16}},
  publisher = {AAAI Press / International Joint Conferences on Artificial Intelligence},
  editor    = {Subbarao Kambhampati},
  pages     = {3272--3277},
  year      = {2016},
  month     = {7},
  url       = {https://ijcai.org/proceedings/2016/463},
}