title: commix : towards effective web information extraction , integration and query answering jun gao , jian pei , tengjiao wang , shiwei tang , yuqing wu , dongqing yang sigmod conference 2002. authors: nan. venue: nan. year: nan
title: commix : towards effective web information extraction , integration and query answering international conference on management of data. authors: tengjiao wang , shiwei tang , dongqing yang , jun gao , yuqing wu , jian pei. venue: nan. year: 2002.0