@article{VLDB-2010-SharifzadehS,
	author        = "Mehdi Sharifzadeh and Cyrus Shahabi",
	ee            = "http://www.comp.nus.edu.sg/~vldb2010/proceedings/files/papers/R109.pdf",
	journal       = "{Proceedings of the VLDB Endowment}",
	number        = 1,
	pages         = "1231--1242",
	title         = "{VoR-Tree: R-trees with Voronoi Diagrams for Efficient Processing of Spatial Nearest Neighbor Queries}",
	volume        = 3,
	year          = 2010,
}