Na Dai, Brian D. Davison, Xiaoguang Qi. Looking into the past to better classify web spam. In Dennis Fetterly, Zoltán Gyöngyi, editors, AIRWeb 2009, Fifth International Workshop on Adversarial Information Retrieval on the Web, Madrid, Spain, April 21, 2009. ACM International Conference Proceeding Series, pages 1-8, 2009. [doi]
Abstract is missing.