title: xtract : a system for extracting document type descriptors from xml documents sigmod conference. authors: m garofalakis , a gionis , r rastogi , s seshadri , k shim. venue: nan. year: 2000.0
title: xtract : a system for extracting document type descriptors from xml documents proc . of acmsigmod 2000 international conference on & hellip ; ,. authors: a gionis , m garofalakis , r rastogi , s seshadri , k. venue: nan. year: nan