@inproceedings{anbulagan-botea-cp08,
  author = "Anbulagan and A. Botea",
  title = {{Crossword Puzzles as a Constraint Problem}},
  booktitle = "Proceedings of the 14th International Conference on Principles and Practice of Constraint Programming CP-08",
  year = "2008",
  pages = "550--554"
}