A Meta-Level Grammar: Redefining Synchronous TAG for Translation and Paraphrase Mark Dras author 1999-06 text Proceedings of the 37th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics College Park, Maryland, USA conference publication dras-1999-meta 10.3115/1034678.1034700 https://aclanthology.org/P99-1011/ 1999-06 80 87