@inproceedings{SEKE-1993-LiuWN,
	author        = "Qianhong Liu and Jason Tsong-Li Wang and Peter A. Ng",
	booktitle     = "{Proceedings of the Fifth International Conference on Software Engineering and Knowledge Engineering}",
	pages         = "11--17",
	publisher     = "{Knowledge Systems Institute}",
	title         = "{An OI5ce Document Retrieval System with the Capability of Processing Incomplete and Vague Queries}",
	year          = 1993,
}