References

[8] Hosmer, D.W, Jr. and Lemeshow, S., (2000), Applied Logistic Regression, Second Edition,, . New York: John Wiley & Sons, Inc. ,

[9] Lawless, J.F. and Singhal, K., (1978), "Efficient Screening of Nonnormal Regression Models," Biometrics, 34, , 318 - 327.. ,