J. Tang, M. Hong, J. Li, and B. Liang. International Semantic Web Conference, volume 4273 of Lecture Notes in Computer Science, page 640-653. Springer, (2006)
Y. Jin, Y. Matsuo, and M. Ishizuka. Proceedings of the European Semantic Web Conference, ESWC2007, volume 4519 of Lecture Notes in Computer Science, Springer-Verlag, (July 2007)
M. Kayed, and K. Shaalan. IEEE Transactions on Knowledge and Data Engineering, 18 (10):
1411--1428(2006)Member-Chia-Hui Chang and Member-Moheb Ramzy Girgis.
H. Han, C. Giles, E. Manavoglu, H. Zha, Z. Zhang, and E. Fox. JCDL '03: Proceedings of the 3rd ACM/IEEE-CS joint conference on Digital libraries, page 37--48. Washington, DC, USA, IEEE Computer Society, (2003)
A. Takasu. JCDL '03: Proceedings of the 3rd ACM/IEEE-CS joint conference on Digital libraries, page 49--60. Washington, DC, USA, IEEE Computer Society, (2003)
G. Gottlob, C. Koch, R. Baumgartner, M. Herzog, and S. Flesca. Proceedings of the Twenty-third ACM SIGACT-SIGMOD-SIGART Symposium
on Principles of Database Systems, June 14-16, 2004, Paris, France, page 1-12. ACM, (2004)