@inproceedings{ijcai2003p254,
  title     = {Comparison of Different Grid Abstractions for Pathfinding on Maps},
  author    = {Björnsson, Yngvi and Enzenberger, Markus and Holte, Robert C. and Schaeffer, Jonathan and Yap, Peter},
  booktitle = {Proceedings of the Eighteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-03}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  editor    = {Georg Gottlob},
  pages     = {1511--1511},
  year      = {2003},
  url       = {https://ijcai.org/proceedings/2003/254},
}