title: query processing in spatial network databases vldb. authors: nikos mamoulis , jun zhang , dimitris papadias , yufei tao. venue: nan. year: 2003.0
title: genesys : a system for efficient spatial query processing. authors: thomas brinkhoff , hans-peter kriegel , ralf schneider , bernhard seeger. venue: international conference on management of data. year: 1994.0