[1]   Fannie Mae, “Fannie Mae Universal Debt Facility,” Fed- eral Home Loan Association, Washington DC, 2008. http://www.fanniemae.com/markets/debt/pdf/CUSIP_PS31398ANE8.pdf

[2]   R. Carmona and V. Durrleman, “Pricing and Hedging of Spread Options,” SIAM Review, Vol. 45, No. 4, 2003, pp. 627-685. doi:10.1137/S0036144503424798

[3]   D. Belomestny, A. Kolodko and J. Schoenmakers, “Pricing Spreads in the Libor Market Model,” Weierstrass Institute for Applied Analysis and Stochastics, Berlin, 2008.

[4]   M. Lutz and R. Kiesel, “Efficient Pricing of CMS Spread Options in a Stochastic Volatility LMM,” Institute of Mathematical Finance, Ulm University, Ulm, 2010.

[5]   W. Margrabe, “The Value of an Option to Exchange One Asset for the Another,” Journal of Finance, Vol. 33, No. 1, 1978, pp. 177-186. doi:10.2307/2326358

[6]   H. Geman, N. Karoui and J. C. Rochet, “Change of Numeraire, Change of Probability Measure and Option Pricing,” Journal of Applied Probability, Vol. 32, No. 2, 1995, pp. 443-458. doi:10.2307/3215299

[7]   F. Jamshidian, “Bond and Option Evaluation in the Gaussian Interest Rate Model,” Research in Finance, Vol. 9, 1991, pp. 131-170.

[8]   A. V. Antonov and M. Arneguy, “Analytical Formulas for Pricing CMS Products in the Libor Market Model with Stochastic Volatility,” Numerix Software Ltd., London, 2009.

[9]   A. Pelsser, “Efficient Methods for Valuing Interest Rate Derivative,” Springer-Verlag, New York, 2000.