@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"
}