@inproceedings{lee-2017-four,
    title = "Four types of emporal signals",
    author = "Lee, Kiyong",
    booktitle = "Proceedings of the 13th Joint {ISO}-{ACL} Workshop on Interoperable Semantic Annotation ({ISA}-13)",
    year = "2017",
    url = "https://preview.aclanthology.org/fix-sig-urls/W17-7412/"
}