Jun Zhang 0005 Nikos Mamoulis Dimitris Papadias Yufei Tao All-Nearest-Neighbors Queries in Spatial Databases. 297-306 2004 conf/ssdbm/2004 SSDBM http://doi.ieeecomputersociety.org/10.1109/SSDBM.2004.12 db/conf/ssdbm/ssdbm2004.html#ZhangMPT04