Zhiguo Gong, Xiangfeng Luo, Junjie Chen, Jingsheng Lei, Fu Lee Wang: Web Information Systems and Mining - International Conference, WISM 2011, Taiyuan, China, September 24-25, 2011, Proceedings, Part I. Lecture Notes in Computer Science 6987, Springer 2011, ISBN 978-3-642-23970-0