1. Arbitrage-free pricing of credit derivatives with rating transitions;Acharya;Financial Analysts Journal,2002
2. The importance and subtlety of credit rating migration;Altman;Journal of Banking & Finance,1998
3. Rating drift of high yield bonds;Altman;Journal of Fixed Income,1992
4. Ratings migration and the business cycle, with applications to credit portfolio stress testing;Bangia;Journal of Banking & Finance,2002
5. BIS, 2000. Credit Ratings and Complementary Sources of Credit Quality Information. BCBS Working Paper No. 3, August. Available from: .