@article{VLDB-2013-MouratidisP12,
	author        = "Kyriakos Mouratidis and HweeHwa Pang",
	ee            = "http://www.vldb.org/pvldb/vol6/p73-mouratidis.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 2,
	pages         = "73--84",
	title         = "{Computing Immutable Regions for Subspace Top-k Queries}",
	volume        = 6,
	year          = 2012,
}