@inproceedings{chou-2006-techniques,
    title = "Techniques to Incorporate the Benefits of a Hierarchy in a Modified Hidden {M}arkov Model",
    author = "Chou, Lin-Yi",
    booktitle = "Proceedings of the {COLING}/{ACL} 2006 Main Conference Poster Sessions",
    month = jul,
    year = "2006",
    address = "Sydney, Australia",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/landing_page/P06-2016/",
    pages = "120--127"
}