R. Collobert, and J. Weston. Proceedings of the 25th International Conference on Machine Learning, page 160–167. New York, NY, USA, Association for Computing Machinery, (2008)
H. He, Y. Bai, E. Garcia, and S. Li. 2008 IEEE international joint conference on neural networks (IEEE world congress on computational intelligence), page 1322--1328. IEEE, (2008)
W. Lu, W. Wang, A. Leung, S. Lo, R. Yuen, Z. Xu, and H. Fan. Proceedings of the 2002 International Joint Conference on Neural Networks. IJCNN'02 (Cat. No.02CH37290), 1, page 630-635 vol.1. (2002)