Y. Sun, R. Barber, M. Gupta, C. Aggarwal, and J. Han. Proceedings of the 2011 International Conference on Advances in Social Networks Analysis and Mining, page 121--128. Washington, DC, USA, IEEE Computer Society, (2011)
R. Nallapati, A. Ahmed, E. Xing, and W. Cohen. Proceedings of the 14th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, page 542--550. New York, NY, USA, ACM, (2008)
A. Geyer-Schulz, A. Neumann, and A. Thede. Research and Advanced Technology for Digital Libraries, volume 2769 of Lecture Notes in Computer Science, Springer, Berlin/Heidelberg, (2003)
Z. Huang, W. Chung, T. Ong, and H. Chen. Proceedings of the 2Nd ACM/IEEE-CS Joint Conference on Digital Libraries, page 65--73. New York, NY, USA, ACM, (2002)