@inproceedings{SIGMOD-2006-XiaZ,
	author        = "Tian Xia and Donghui Zhang",
	booktitle     = "{Proceedings of the 24th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/1142473.1142529",
	isbn          = "1-59593-256-9",
	pages         = "491--502",
	publisher     = "{ACM}",
	title         = "{Refreshing the sky: the compressed skycube with efficient support for frequent updates}",
	year          = 2006,
}