@inproceedings{chen-etal-2003-patent, title = "A Patent Document Retrieval System Addressing Both Semantic and Syntactic Properties", author = "Chen, Liang and Tokuda, Naoyuki and Adachi, Hisahiro", booktitle = "Proceedings of the {ACL}-2003 Workshop on Patent Corpus Processing", month = jul, year = "2003", address = ",", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/W03-2001/", doi = "10.3115/1119303.1119304", pages = "1--6" }