W. Wang, M. Jafari, S. Sanei, and J. Chambers. Signal Processing and Its Applications, 2003. Proceedings. Seventh International Symposium on, (July 2003)
C. Ullrich, J. Wang, R. Shen, and F. Quosdorf. International Conference on Artificial Intelligence and Computational Intelligence, 4, page 510--514. Los Alamitos, CA, USA, IEEE Computer Society, (2009)