@inproceedings{zhou-etal-2023-improving,
    title = "Improving Self-training for Cross-lingual Named Entity Recognition with Contrastive and Prototype Learning",
    author = "Zhou, Ran  and
      Li, Xin  and
      Bing, Lidong  and
      Cambria, Erik  and
      Miao, Chunyan",
    editor = "Rogers, Anna  and
      Boyd-Graber, Jordan  and
      Okazaki, Naoaki",
    booktitle = "Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)",
    month = jul,
    year = "2023",
    address = "Toronto, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/Add-Cong-Liu-Florida-Atlantic-University-author-id/2023.acl-long.222/",
    doi = "10.18653/v1/2023.acl-long.222",
    pages = "4018--4031"
}