Highly Constrained Unification Grammars Daniel Feinstein author Shuly Wintner author 2006-07 text Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics Nicoletta Calzolari editor Claire Cardie editor Pierre Isabelle editor Association for Computational Linguistics Sydney, Australia conference publication feinstein-wintner-2006-highly 10.3115/1220175.1220312 https://aclanthology.org/P06-1137/ 2006-07 1089 1096