1. and [2003] “Bivariate Normal Mixture Spread Option Valuation” ISMA Centre Discussion Papers in Finance 2003–15.
2. and [2003] “Pricing And Hedging Spread Options in A Log-Normal Model” Working paper.
3. Pricing and Hedging Spread Options
4. Option valuation using the fast Fourier transform
5. and [2002] “Multivariate Option Pricing With Copulas” Working paper.