@inproceedings{buechner-et-al-icaps2022wshsdip,
  author       = {Clemens B{\"u}chner and Patrick Ferber and Jendrik Seipp and Malte
    Helmert},
  title        = {A Comparison of Abstraction Heuristics for {Rubik's} {Cube}},
  booktitle    = {ICAPS 2020 Workshop on Heuristics and Search for Domain-independent
    Planning (HSDIP)},
  year         = 2022,
}