@inproceedings{cohn09naacl,
  title = "Inducing compact but accurate tree-substitution grammars",
  author = "Cohn, Trevor and Goldwater, Sharon and Blunsom, Phil",
  year = "2009",
  address = "Morristown, NJ, USA",
  booktitle = "NAACL '09: Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics",
  isbn = "978-1-932432-41-1",
  location = "Boulder, Colorado",
  pages = "548--556",
  publisher = "Association for Computational Linguistics",
}