3[3]Altman E I. Financial ratios, discriminant analysis and the prediction of corporate bankruptcy[J]. Journal of Finance, 1968,23 (9): 189- 209.
4[4]Tam K Y, Kiang M Y. Managerial applications of neural networks: The case of bank failure predictions [J]. Management Science, 1992, 38 (7): 926 -947.
5[5]Odom M D, Sharda R A. A neural network for bankruptcy prediction[J]. International Joint Conference on Neural Networks, 1990,2 (17 - 21 ): 163 - 168.
6[6]Breiman L. Classification and regression trees[A]. The Wadsworth Statistics/probability Series. Wadsworth & Brooks/Cole Advanced Books & Software [C]. Pacific Grove, CA,1984.