Unification-based Multimodal Parsing Michael Johnston author 1998-08 text 36th Annual Meeting of the Association for Computational Linguistics and 17th International Conference on Computational Linguistics, Volume 1 Association for Computational Linguistics Montreal, Quebec, Canada conference publication johnston-1998-unification-based 10.3115/980845.980949 https://aclanthology.org/P98-1102/ 1998-08 624 630