R. Agliardi, A comprehensive structural model for defaultable fixed-income bonds, Quant. Finance 11 (2011), no. 5, 749--762.
L.V. Ballestra and G. Pacelli, Valuing risky debt: A new model combining structural information with the reduced-form approach, Insurance Math. Econom. 55 (2014) 261--271.
L.V. Ballestra and G. Pacelli, A numerical method to price defaultable bonds based on the Madan and Unal credit risk model, Appl. Math. Finance 16 (2009), no. 1-2, 17--36.
T.R. Bielecki and M. Rutkowski, Credit Risk, Modeling, Valuation and Hedging, Springer-Verlag, Berlin, Heidelberg, 2002.
P. Buchen, The pricing of dual-expiry exotics, Quant. Finance 4 (2004), no. 1, 101--108.
L. Cathcart and L. El-Jahel, Semi-analytical pricing of defaultable bonds in a signalling jump-default model, J. Comput. Finance 6 (2003) 91-108.
L. Cathcart and L. El-Jahel, Pricing defaultable bonds: a middle-way approach between structural and reduced-form models, Quant. Finance 6 (2006), no. 3, 243--253.
D. Duffie, J. Kenneth and J. Singleton, Modeling term structures of defaultable bonds, Rev. Financ. Stud. 12 (1999), no. 4, 687--720.
R. Geske, The valuation of corporate liabilities as compound options, J. Finan. Quant. Anal. 12 (1977), no. 4, 541--552.
R.A. Jarrow, Risky coupon bonds as a portfolio of zero-coupon bonds, Finan. Res. Lett. 1 (2004), no. 2, 100--105.
L.S. Jiang, Mathematical Models and Methods of Option Pricing, World Scientific, 2005.
D.B. Madan and H. Unal, Pricing the risk of default, Rev. Derivatives Res. 2 (1998) 121--160.
D.B. Madan and H. Unal, A two-factor hazard-rate model for pricing risky debt and the term structure of credit spreads, J. Financ. Quant. Anal. 35 (2000) 43--65.
R.C. Merton, On the pricing of corporate debt: the risk structure of interest rates, J. Finance 29 (1974), no. 2, 449--470.
H.C. O and M.C. Kim, Higher order binary options and multiple expiry exotics, Electron. J. Math. Anal. Appl. 1 (2013), no. 2, 247--259
H.C. O and J.S. Kim, General properties of solutions to inhomogeneous Black-Scholes equations with discontinuous maturity payoffs, J. Differential Equations 260 (2016), no. 4, 3151--3172.
H.C. O, D.H. Kim and C.H. Pak, Analytical pricing of defaultable discrete coupon bonds in unified two-factor model of structural and reduced form models, J. Math. Anal. Appl. 416 (2014), no. 1, 314--334.
H.C. O, D.H. Kim, J.J. Jo and S.H. Ri, Integrals of higher binary options and defaultable bonds with discrete default information, Electron. J. Math. Anal. Appl. 2 (2014), no. 1, 190--214.
H.C. O and N. Wan, Analytical pricing of defaultable bond with stochastic default intensity, Arxiv:1303.1298 [q-_n.PR], DOI:10.2139/ssrn.723601.
P. Wilmott, Derivatives: the Theory and Practice of Financial Engineering, John Wiley & Sons, 1998
P. Wilmott, S. Howison and J. Dewynne, The Mathematics of Financial Derivatives, A Student Introduction, Cambridge Univ. Press, Cambridge, 1995.