@inproceedings{guo-roth-2021-constrained,
    title = "Constrained Labeled Data Generation for Low-Resource Named Entity Recognition",
    author = "Guo, Ruohao  and
      Roth, Dan",
    editor = "Zong, Chengqing  and
      Xia, Fei  and
      Li, Wenjie  and
      Navigli, Roberto",
    booktitle = "Findings of the Association for Computational Linguistics: ACL-IJCNLP 2021",
    month = aug,
    year = "2021",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/2021.findings-acl.396/",
    doi = "10.18653/v1/2021.findings-acl.396",
    pages = "4519--4533"
}