title: delaunay : a database visualization system sigmod conference 1997. authors: kirby zhang , isabel f. cruz , michael averbuch , wendy t. lucas , melissa radzyminski. venue: nan. year: nan
title: vxmlr : a visual xml-relational database system 2001. authors: aoying zhou , hongjun lu , shihui zheng , yuqi liang , long zhang , wenyun ji , zengping tian. venue: very large data bases. year: nan