4[4]Caouette JB., Altman El, and Narayanan P. Managing credit risk: The next great financial challenge [ M ]. New York: John Wiley & Sons,Inc. 1998.
5[5]Credit Suisse Financial Products. CreditRisk +: a credit risk management framework [ M ]. London: Credit Suisse Financial Products, 1997.
6[6]Duffle Darrell, Kenneth Singleton. An econometric model of the term structure of interest-rate swap yields[ J ]. Journal of Finance 52,1287～ 1321,1997.
7[7]Duffie Darrell, Kenneth Singleton. Modeling term structures of defaultable bond[J] .The Review of Financial Studies Special 12,687～ 720,1999.
8[8]David Lando. On cox processes and credit risky securities[J]. Review of Derivatives Research 2,99～ 120,1998.
9[9]Dllip BM, Haluk Unal. Pricing the risks of default [ J ]. Review of Derivatives Research 2,121 ～ 160, 1998.
10[10]Fischer Black, Myron Scholes. The pricing of options and corporate liabilities [ J ]. Journal of Political Economy 81,637 ～ 659,1973.
