Bert J. Debusschere, Habib N. Najm, Philippe P. Pébay, Omar M. Knio, Roger G. Ghanem, Olivier P. Le Maitre. Numerical Challenges in the Use of Polynomial Chaos Representations for Stochastic Processes. SIAM J. Scientific Computing, 26(2):698-719, 2004. [doi]
Abstract is missing.