3[1]Altman,Edward I,Saunders,Anthony.Credit risk measurement:developments over the last 20 years.Journal of Banking and Finance,1998
4[2]Basel Committee on Banking Supervision.The International Convergence of Capital Measurement and Capital Standards:a Revised Framework.http://www.bis.org,June 2004
5[3]EI Altman,B Brady,A Resti,A Sironi.The link between default and recovery rates:implications for credit risk models and procyclicality.NYU Stern School Salomon Center Working Paper,2002
6[4]Gordy M B.A.comparative anatomy of credit risk models.Journal of Banking and Finance,2000
