@inproceedings{ijcai2005p28,
  title     = {Optimal and Suboptimal Singleton Arc Consistency Algorithms},
  author    = {Bessiere, Christian and Debruyne, Romuald},
  booktitle = {Proceedings of the Nineteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-05}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  pages     = {54--58},
  year      = {2005},
  url       = {https://ijcai.org/proceedings/2005/28},
}