@inproceedings{gao-johnson-2008-comparison,
    title = "A comparison of {B}ayesian estimators for unsupervised {H}idden {M}arkov {M}odel {POS} taggers",
    author = "Gao, Jianfeng  and
      Johnson, Mark",
    editor = "Lapata, Mirella  and
      Ng, Hwee Tou",
    booktitle = "Proceedings of the 2008 Conference on Empirical Methods in Natural Language Processing",
    month = oct,
    year = "2008",
    address = "Honolulu, Hawaii",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/D08-1036/",
    pages = "344--352"
}