title: xperanto : middleware for publishing object-relational data as xml documents vldb. authors: m carey , j kiernan , j shanmugasundaram , e shekita , s subramanian. venue: nan. year: 2000.0
title: relational databases for querying xml documents : limitations and objectives j shanmugasundaram , k tufte , g he , c zhang , d. authors: nan. venue: proceedings of the 25th vldb conference ,. year: nan