@inproceedings{SIGMOD-2014-LongWZX,
	author        = "Cheng Long and Raymond Chi-Wing Wong and Bin Zhang and Min Xie",
	booktitle     = "{Proceedings of the 32nd ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/2588555.2593669",
	isbn          = "978-1-4503-2376-5",
	pages         = "111--122",
	publisher     = "{ACM}",
	title         = "{Hypersphere dominance: an optimal approach}",
	year          = 2014,
}