@inproceedings{SIGMOD-2002-RamanH,
	author        = "Vijayshankar Raman and Joseph M. Hellerstein",
	booktitle     = "{Proceedings of the 20th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/564691.564723",
	isbn          = "1-58113-497-5",
	pages         = "275--286",
	publisher     = "{ACM}",
	title         = "{Partial results for online query processing}",
	year          = 2002,
}