D. Hoaglin, F. Mosteller & J. Tukey (1983). Understanding Robust and Exploratory Data Analysis. Wiley
Cook, R.D. and Weisberg, S. (1982). Residuals and Influence in Regression. London, Chapman & Hall.
Davison, A. C. and Hinkley, D. V. (1997). Bootstrap Methods and Their Application. Cambridge, Cambridge.
Green, P. J. and Silverman, B. W. (1994). Nonparametric Regression and Generalized Linear Models. London, Chapman & Hall.
Hastie, T.J. and Tibshirani, R.J. (1990). Generalized Additive Models. London, Chapman & Hall.
McCullagh, P. and Nelder, J.A. (1989). Generalized Linear Models. Second Edition. London, Chapman & Hall.
Seber, G.A.F. and Wild, C.J. (1989). Nonlinear Regression. New York, Wiley.
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