A two-phase sampling technique for information extraction from hidden web databases.

Yih-Ling Hedley Muhammad Younas Anne E. James Mark Sanderson A two-phase sampling technique for information extraction from hidden web databases. 1-8 2004 conf/widm/2004 WIDM http://doi.acm.org/10.1145/1031453.1031456 db/conf/widm/widm2004.html#HedleyYJS04