@inproceedings{CIKM-2002-NanopoulosMT,
	author        = "Alexandros Nanopoulos and Yannis Manolopoulos and Yannis Theodoridis",
	booktitle     = "{Proceedings of the 11th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/584792.584858",
	pages         = "398--404",
	publisher     = "{ACM}",
	title         = "{An efficient and effective algorithm for density biased sampling}",
	year          = 2002,
}