title: approximating aggregate queries about web pages via random walks vldb 2000. authors: jittat fakcharoenphol , steve chien , ziv bar-yossef , alexander berg , dror weitz. venue: nan. year: nan
title: approximating aggregate queries about web pages via random walks very large data bases. authors: ziv bar-yossef , alexander berg , steve chien , jittat fakcharoenphol , dror weitz. venue: nan. year: 2000.0