1. 28th Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA;Ahmad,1994
2. Technical Report, California Institute of Technology and Universita di Padova;Bernardo,1995
3. IEEE International Conference on Computer Vision, Cambridge, MA;Goncalves,1995
4. 22nd International Conference on Industrial Electronics, Control, and Instrumentation;Nirei,1996
5. Proceedings of VSMM, Gifu;Shimada,1996