@inproceedings{zhao-etal-2020-spanmlt, title = "{S}pan{M}lt: A Span-based Multi-Task Learning Framework for Pair-wise Aspect and Opinion Terms Extraction", author = "Zhao, He and Huang, Longtao and Zhang, Rong and Lu, Quan and Xue, Hui", editor = "Jurafsky, Dan and Chai, Joyce and Schluter, Natalie and Tetreault, Joel", booktitle = "Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics", month = jul, year = "2020", address = "Online", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2020.acl-main.296/", doi = "10.18653/v1/2020.acl-main.296", pages = "3239--3248" }