@inproceedings{tanaka-yokoo-1999-efficient,
    title = "An Efficient Statistical Speech Act Type Tagging System for Speech Translation Systems",
    author = "Tanaka, Hideki  and
      Yokoo, Akio",
    booktitle = "Proceedings of the 37th Annual Meeting of the Association for Computational Linguistics",
    month = jun,
    year = "1999",
    address = "College Park, Maryland, USA",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-emnlp/P99-1049/",
    doi = "10.3115/1034678.1034738",
    pages = "381--388"
}Markdown (Informal)
[An Efficient Statistical Speech Act Type Tagging System for Speech Translation Systems](https://preview.aclanthology.org/ingest-emnlp/P99-1049/) (Tanaka & Yokoo, ACL 1999)
ACL