title: quadtree and r-tree indexes in oracle spatial : a comparison using gis data. authors: k kanth , s ravada , d abugov. venue: sigmod conference. year: 2002.0
title: quadtree and r-tree indexes in oracle spatial : a comparison using gis data proceedings of acm sigmod conference , 2002.0. authors: rkv kothuri. venue: nan. year: nan