@inproceedings{torisawa-tsujii-1996-computing, title = "Computing Phrasal-signs in {HPSG} prior to Parsing", author = "Torisawa, Kentaro and Tsujii, Jun{'}ichi", booktitle = "{COLING} 1996 Volume 2: The 16th International Conference on Computational Linguistics", year = "1996", url = "https://aclanthology.org/C96-2160/" }