@inproceedings{parra-et-al_cs2012,
  author       = {Parra, Álvaro and Torralba, Álvaro and Linares López, Carlos},
  pages        = {211 -- 212},
  title        = {Precomputed-direction heuristics for suboptimal grid-based path-finding},
  year         = 2012,
  booktitle    = {Proceedings of the 5th Annual Symposium on Combinatorial Search, SoCS
    2012},
}