@inproceedings{xu-etal-2020-review,
    title = "A Review of Dataset and Labeling Methods for Causality Extraction",
    author = "Xu, Jinghang  and
      Zuo, Wanli  and
      Liang, Shining  and
      Zuo, Xianglin",
    editor = "Scott, Donia  and
      Bel, Nuria  and
      Zong, Chengqing",
    booktitle = "Proceedings of the 28th International Conference on Computational Linguistics",
    month = dec,
    year = "2020",
    address = "Barcelona, Spain (Online)",
    publisher = "International Committee on Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/2020.coling-main.133/",
    doi = "10.18653/v1/2020.coling-main.133",
    pages = "1519--1531"
}