@inproceedings{wang-etal-2021-progressive,
    title = "Progressive Self-Training with Discriminator for Aspect Term Extraction",
    author = "Wang, Qianlong  and
      Wen, Zhiyuan  and
      Zhao, Qin  and
      Yang, Min  and
      Xu, Ruifeng",
    editor = "Moens, Marie-Francine  and
      Huang, Xuanjing  and
      Specia, Lucia  and
      Yih, Scott Wen-tau",
    booktitle = "Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing",
    month = nov,
    year = "2021",
    address = "Online and Punta Cana, Dominican Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/2021.emnlp-main.23/",
    doi = "10.18653/v1/2021.emnlp-main.23",
    pages = "257--268"
}