@inproceedings{HT-1998-HirtleSC,
	author        = "Stephen C. Hirtle and Molly E. Sorrows and Guoray Cai",
	booktitle     = "{Proceedings of the Ninth Conference on Hypertext and Hypermedia: Links, Objects, Time and Space — Structure in Hypermedia Systems}",
	cdrom         = "HT1998/P289.pdf",
	doi           = "10.1145/276627.276663",
	pages         = "289--290",
	publisher     = "{ACM}",
	title         = "{Clusters on the World Wide Web: Creating Neighborhoods of Make-Believe}",
	year          = 1998,
}