@article{DBLP:journals/corr/abs-2105-10830,
  title = {Learning First-Order Representations for Planning from Black-Box States: New Results},
  author = {Rodriguez, Ivan D. and Bonet, Blai and Romero, Javier and Geffner, Hector},
  journal = {CoRR},
  volume = {abs/2105.10830},
  year = {2021}
}