Jacques Savoy. Why do successful search systems fail for some topics. In Yookun Cho, Roger L. Wainwright, Hisham Haddad, Sung Y. Shin, Yong Wan Koo, editors, Proceedings of the 2007 ACM Symposium on Applied Computing (SAC), Seoul, Korea, March 11-15, 2007. pages 872-877, ACM, 2007. [doi]
Abstract is missing.