Lambek Grammars, Tree Adjoining Grammars and Hyperedge Replacement Grammars Richard Moot author 2008-06 text Proceedings of the Ninth International Workshop on Tree Adjoining Grammar and Related Frameworks (TAG+9) Claire Gardent editor Anoop Sarkar editor Association for Computational Linguistics Tübingen, Germany conference publication moot-2008-lambek https://aclanthology.org/W08-2309/ 2008-06 65 72