Refraction and Keratometry: the Mathematics and Statistics
(Mopane 1996 Conference)
Int'l Workshop on Computer Aided Geometric Design: New Trends and Applications (1997)
Surface Approximation and Visualisation 1999 at Christchurch, New Zealand
Shape Modeling International '99, Aizu-Wakamatsu, Japan
International Conference on Information Visualisation, London, England