M. Haridas, and D. Caragea. On the Move to Meaningful Internet Systems: OTM 2009, volume 5871 of Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2009)
R. Allen, and Y. Wu. Digital Libraries: People, Knowledge, and Technology, volume 2555 of Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2010)
H. Yang, and J. Callan. Proceedings of the 47th Annual Meeting of the Association for Computational Linguistics (ACL2009), page 271–279. Singapore, (August 2009)
C. Lin. Proceedings of the 33rd annual meeting on Association for Computational Linguistics, page 308--310. Morristown, NJ, USA, Association for Computational Linguistics, (1995)