@inproceedings{stahlberg-et-al-icaps2022,
  author       = {Simon St{\aa}hlberg and Blai Bonet and Hector Geffner},
  title        = {Learning General Optimal Policies with Graph Neural Networks: Expressive
    Power, Transparency, and Limits},
  pages        = {629--637},
  editor       = {Sylvie Thi{\'e}baux and William Yeoh},
  booktitle    = {Proceedings of the Thirty-Second International Conference on Automated
    Planning and Scheduling (ICAPS 2022)},
  year         = 2022,
  publisher    = {AAAI Press},
}