@inproceedings{SIGIR-1990-ChenD,
	author        = "Hsinchun Chen and Vasant Dhar",
	booktitle     = "{Proceedings of the 13th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	cdrom         = "SIGIR1990/P115.pdf",
	doi           = "10.1145/96749.98013",
	isbn          = "0-89791-408-2",
	pages         = "115--133",
	publisher     = "{ACM}",
	title         = "{Online Query Refinement on Information Retrieval Systems: A Process Model of Searcher/System Interactions}",
	year          = 1990,
}