Sarana Nutanong Rui Zhang Egemen Tanin Lars Kulik V*-kNN: An Efficient Algorithm for Moving k Nearest Neighbor Queries. 1519-1522 2009 ICDE http://dx.doi.org/10.1109/ICDE.2009.63 conf/icde/2009 db/conf/icde/icde2009.html#NutanongZTK09