@article{higherdimensionalpotentialheuristicsfor,
  title = {Higher-Dimensional Potential Heuristics for Optimal Classical Planning},
  author = {Florian Pommerening and Malte Helmert and Blai Bonet},
  year = {2019},
  eprint = {1909.12142},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1909.12142v1},
}