@inproceedings{kazama-tsujii-2003-evaluation,
    title = "Evaluation and Extension of Maximum Entropy Models with Inequality Constraints",
    author = "Kazama, Jun{'}ichi  and
      Tsujii, Jun{'}ichi",
    booktitle = "Proceedings of the 2003 Conference on Empirical Methods in Natural Language Processing",
    year = "2003",
    url = "https://preview.aclanthology.org/fix-sig-urls/W03-1018/",
    pages = "137--144"
}