1. Casella, G. and Berger, J. O. (2001). Statistical Inference. Duxbury, 2nd edition.
2. Silvey, S. D. (1970). Statistical Inference. Chapman and Hall, London. Smith, R. L. (1984). Threshold methods for sample extremes. In Tiago de Oliveira, J., editor, Statistical Extremes and Applications, pages 621–638. Reidel, Dordrecht.
3. Azzalini, A. (1996). Statistical Inference Based on the Likelihood. Chapman and Hall, London.
4. Cox, D. R. and Hinkley, D. V. (1974). Theoretical Statistics. Chapman and Hall, London.
5. Venables, W. N. and Ripley, B. D. (1997). Statistical Modelling with S-PLUS. Springer, New York, 2nd edition.