A. Haghighi, und D. Klein. Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing, Seite 1152--1161. Singapore, Association for Computational Linguistics, (August 2009)
S. Greene, und P. Resnik. Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics, Seite 503--511. Boulder, Colorado, Association for Computational Linguistics, (Juni 2009)
W. Bielecki, T. Klimek, und K. Trifunovic. Electronic Notes in Discrete Mathematics, (2009)International Conference on Graph Theory and its Applications.
Y. Bengio, J. Louradour, R. Collobert, und J. Weston. ICML '09: Proceedings of the 26th Annual International Conference on Machine Learning, Seite 41--48. New York, NY, USA, ACM, (2009)
B. Steichen, S. Lawless, A. O'Connor, und V. Wade. HT '09: Proceedings of the 20th ACM conference on Hypertext and hypermedia, Seite 119--128. New York, NY, USA, ACM, (2009)