A web-based methodology for product design evaluation and optimisation. - Xavier Drèze; Fred Zufryden (J. Oper. Res. Soc., 1998)

Modeling Consumer Visit Frequency on the Internet. - Sukekyu Lee; Fred Zufryden; Xavier Drèze (HICSS, 2001)

A Study of Consumer Switching Behavior Across Internet Portal Web Sites. - Sukekyu Lee; Fred Zufryden; Xavier Drèze (Int. J. Electron. Commer., 2003)

An Integrated Virtual Store-Based Approach for Price Determination Before Product Launch. - Fred Zufryden (Int. J. Electron. Commer., 2007)