7Altman E I, Hanldeman R G, Narayanan P. ZETA a- nalysis: A new model to identify bankrupty risk of cor- porations[J]. Journal of Banking and Finance, 1977,1 (1):29-54.
8Ohlson J A. Financial ratios and the probabilistic predic- tion of bankruptcy[J].Journal of Accounting Research, 1980,18 (19) : 109 - 131.
9Odom M, Sharda R. A neural network model for bank- ruptcy prediction[J]. Neural Networks in Finance and Investing, 1993,2 : 177- 186.
10Gestel T, Baesens B, Suykens J, et al. Bayesian kernel based classification for financial distress detection[J]. European Journal of Operational Research, 2006, 172 (3) :979-1003.