@inproceedings{ijcai2005p232,
  title     = {The Rules of Constraint Modelling},
  author    = {Frisch, Alan M. and Jefferson, Christopher and Hernández, Bernadette Martínez and Miguel, Ian},
  booktitle = {Proceedings of the Nineteenth International Joint Conference on
               Artificial Intelligence, {IJCAI-05}},
  publisher = {International Joint Conferences on Artificial Intelligence},
  pages     = {109--115},
  year      = {2005},
  url       = {https://ijcai.org/proceedings/2005/232},
}