@inproceedings{DL-2000-ShneidermanFRG,
	author        = "Ben Shneiderman and David Feldman and Anne Rose and Xavier Ferré Grau",
	booktitle     = "{Proceedings of the Fifth ACM Conference on Digital Libraries, June 2-7, 2000, San Antonio, TX, USA}",
	doi           = "10.1145/336597.336637",
	pages         = "57--66",
	publisher     = "{ACM}",
	title         = "{Visualizing digital library search results with categorical and hierarchical axes}",
	year          = 2000,
}