@inproceedings{katz-etal-2001-gathering, title = "Gathering Knowledge for a Question Answering System from Heterogeneous Information Sources", author = "Katz, Boris and Lin, Jimmy and Felshin, Sue", booktitle = "Proceedings of the {ACL} 2001 Workshop on Human Language Technology and Knowledge Management", year = "2001", url = "https://preview.aclanthology.org/fix-sig-urls/W01-1009/" }