title: incremental maintenance for materialized views over semistructured data vasilis vassalos , janet l. wiener , michael rys , serge abiteboul , jason mchugh vldb 1998. authors: nan. venue: nan. year: nan
title: inferring structure in semistructured data svetlozer nestorov , serge abiteboul , rajeev motwani 1997. authors: nan. venue: acm sigmod record. year: nan