title: from tree patterns to generalized tree patterns : on efficient evaluation of xquery vldb 2003. authors: z chen , h jagadish , l lakshmanan , s paparizos. venue: nan. year: nan
title: efficient evaluation of parameterized pattern queries proceedings of the 14th acm international conference on & hellip ; , 2005.0. authors: c du mouza , p rigaux , m scholl. venue: nan. year: nan