Rigid Formats Controlled Text Generation Piji Li author Haisong Zhang author Xiaojiang Liu author Shuming Shi author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication li-etal-2020-rigid 10.18653/v1/2020.acl-main.68 https://aclanthology.org/2020.acl-main.68/ 2020-07 742 751