title: qursed : querying and reporting semistructured data yannis papakonstantinou , michalis petropoulos , vasilis vassalos sigmod conference 2002. authors: nan. venue: nan. year: nan
title: a fast index for semistructured data. authors: brian cooper , neal sample , michael j. franklin , gisli r. hjaltason , moshe shadmon. venue: very large data bases. year: 2001.0