6Harlan D. Plait, Marjorie B. Plait, Development of a Class of Stable Predictive Variables: The Case of Bankruptcy Prediction. Journal of Business Finance & Accounting, Spring, 1990.
7Steven W. Pottier, Life Insurer Financial Distress, Best's Ratings and Financial Ratios. The Journal of Risk and Insurance, Vol. 65, No.2, 1998.
8Edward I. Altman, Bettina Lofts. A Financial Early Warning System for Over - The - Counter Broker - Dealers [ J ]. The Journal of Finance, 1996(9) : 1201 - 1217.
9James Kolari, Michele Caputo, Drew Wagner. Trait Recognition: An Alternative Approach to Early Warning System in Commercial Banking [ J]. Journal of Business finance & Accounting, 1996, (11) : 1415 - 1434.
10Steven R. Trammell, Donald K. Lorenzo, Brett J. Davis. Integrated Hazards Analysis [ J ]. Professional Safety, 2004, (5) :29- 37.