@inproceedings{li-etal-2006-comparison,
    title = "A Comparison and Semi-Quantitative Analysis of Words and Character-Bigrams as Features in {C}hinese Text Categorization",
    author = "Li, Jingyang  and
      Sun, Maosong  and
      Zhang, Xian",
    editor = "Calzolari, Nicoletta  and
      Cardie, Claire  and
      Isabelle, Pierre",
    booktitle = "Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2006",
    address = "Sydney, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/landing_page/P06-1069/",
    doi = "10.3115/1220175.1220244",
    pages = "545--552"
}