Towards Abstract Categorial Grammars Philippe de Groote author 2001-07 text Proceedings of the 39th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Toulouse, France conference publication de-groote-2001-towards 10.3115/1073012.1073045 https://aclanthology.org/P01-1033/ 2001-07 252 259