@inproceedings{VLDB-2002-IpeirotisG,
	author        = "Panagiotis G. Ipeirotis and Luis Gravano",
	booktitle     = "{Proceedings of the 28th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/2002/S11P03.pdf",
	pages         = "394--405",
	publisher     = "{Morgan Kaufmann}",
	title         = "{Distributed Search over the Hidden Web: Hierarchical Database Sampling and Selection}",
	year          = 2002,
}