7Bohn, J.R., 2001,Response to JP Morgan' s Paper, Using Equities to Price Credit, KMV LLC.
8Crosbie, P.J. and J.R. Bohn.,2002,Modeling Default Risk, KMV LLC.
9Davis, M. Calculating Default Probabilities.. Accurate Measurement, Models and Default Correlations, The GARP Credit and Counterparty Risk Summit. www.ma.ic.ac.uk/-mdaviso.
10Babbel, D. F. , Merrill, C. , Panning, W. 1997. Defauh risk and the effective duration of bonds [J]. Financial Analysts Journal 53 (1) : 35-44.