@inproceedings{li-etal-2002-indexing,
    title = "An Indexing Method Based on Sentences",
    author = "Li, Li  and
      Yuan, Chunfa  and
      Wong, K.F.  and
      Li, Wenjie",
    booktitle = "{COLING}-02: The First {SIGHAN} Workshop on {C}hinese Language Processing",
    year = "2002",
    url = "https://aclanthology.org/W02-1810/"
}