Afifi, A. A. and Azen, S. P. (1972), Statistical Analysis: A Computer-Oriented Approach, New York: Academic Press.

Barnett, V. and Lewis, T. (1978), Outliers in Statistical Data, New York: John Wiley & Sons.

Barnett, V. and Lewis, T. (1994), Outliers in Statistical Data, 3rd Edition, New York: John Wiley & Sons.

Barreto, H. and Maharry, D. (2006), “Least Median of Squares and Regression through the Origin,” Computational Statistics and Data Analysis, 50, 1391–1397.

Brownlee, K. A. (1965), Statistical Theory and Methodology in Science and Engineering, New York: John Wiley & Sons.

Chen, C. (2002), “Robust Tools in SAS,” in R. Dutter, P. Filzmoser, U. Gather, and P. J. Rousseeuw, eds., Developments in Robust Statistics: International Conference on Robust Statistics, 125–133, Heidelberg: Springer-Verlag.

Ezekiel, M. and Fox, K. A. (1959), Methods of Correlation and Regression Analysis, New York: John Wiley & Sons.

Humphreys, R. M. (1978), “Studies of Luminous Stars in Nearby Galaxies, Part 1: Supergiants and O Stars in the Milky Way,” Astrophysical Journal Supplement Series, 38, 309–350.

Jerison, H. J. (1973), Evolution of the Brain and Intelligence, New York: Academic Press.

Osborne, M. R. (1985), Finite Algorithms in Optimization and Data Analysis, New York: John Wiley & Sons.

Prescott, P. (1975), “An Approximate Test for Outliers in Linear Models,” Technometrics, 17, 129–132.

Rousseeuw, P. J. (1984), “Least Median of Squares Regression,” Journal of the American Statistical Association, 79, 871–880.

Rousseeuw, P. J. (1985), “Multivariate Estimation with High Breakdown Point,” in W. Grossmann, G. Pflug, I. Vincze, and W. Wertz, eds., Mathematical Statistics and Applications, 283–297, Dordrecht, Netherlands: Reidel Publishing.

Rousseeuw, P. J. and Hubert, M. (1996), “Recent Development in PROGRESS,” Computational Statistics and Data Analysis, 21, 67–85.

Rousseeuw, P. J. and Leroy, A. M. (1987), Robust Regression and Outlier Detection, New York: John Wiley & Sons.

Rousseeuw, P. J. and Van Driessen, K. (1999), “A Fast Algorithm for the Minimum Covariance Determinant Estimator,” Technometrics, 41, 212–223.

Rousseeuw, P. J. and Van Driessen, K. (2000), “An Algorithm for Positive-Breakdown Regression Based on Concentration Steps,” in W. Gaul, O. Opitz, and M. Schader, eds., Data Analysis: Scientific Modeling and Practical Application, 335–346, New York: Springer-Verlag.

Rousseeuw, P. J. and Van Zomeren, B. C. (1990), “Unmasking Multivariate Outliers and Leverage Points,” Journal of the American Statistical Association, 85, 633–639.

Vansina, F. and De Greve, J. P. (1982), “Close Binary Systems Before and After Mass Transfer,” Astrophysics and Space Science, 87, 377–401.