Qiankun Zhao, Sourav S. Bhowmick, Sanjay Kumar Madria. Research Issues in Web Structural Delta Mining. In Tsau Young Lin, Setsuo Ohsuga, Churn-Jung Liau, Xiaohua Hu, editors, Foundations and Novel Approaches in Data Mining. Volume 9 of Studies in Computational Intelligence, pages 272-289, Springer, 2006. [doi]