@inproceedings{lee-lee-2020-lxper,
    title = "{LXPER} Index 2.0: Improving Text Readability Assessment Model for {L}2 {E}nglish Students in {K}orea",
    author = "Lee, Bruce W.  and
      Lee, Jason",
    editor = "YANG, Erhong  and
      XUN, Endong  and
      ZHANG, Baolin  and
      RAO, Gaoqi",
    booktitle = "Proceedings of the 6th Workshop on Natural Language Processing Techniques for Educational Applications",
    month = dec,
    year = "2020",
    address = "Suzhou, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.nlptea-1.3/",
    doi = "10.18653/v1/2020.nlptea-1.3",
    pages = "20--24"
}