S. Bao, G. Xue, X. Wu, Y. Yu, B. Fei, und Z. Su. Proceedings of the 16th International Conference on World Wide Web, Seite 501--510. New York, NY, USA, ACM, (2007)
S. Bao, G. Xue, X. Wu, Y. Yu, B. Fei, und Z. Su. Proceedings of the 16th International Conference on World Wide Web, Seite 501--510. New York, NY, USA, ACM, (2007)
S. Bao, G. Xue, X. Wu, Y. Yu, B. Fei, und Z. Su. WWW '07: Proceedings of the 16th international conference on World Wide Web, Seite 501--510. New York, NY, USA, ACM Press, (2007)