Authors: Lopuhaa, HP

Citation: Hp. Lopuhaa, Asymptotics of reweighted estimators of multivariate location and scatter, ANN STATIST, 27(5), 1999, pp. 1638-1665

Authors: Groeneboom, P Hooghiemstra, G Lopuhaa, HP

Citation: P. Groeneboom et al., Asymptotic normality of the L-1 error of the Grenander estimator, ANN STATIST, 27(4), 1999, pp. 1316-1347

Authors: Campbell, NA Lopuhaa, HP Rousseeuw, PJ

Citation: Na. Campbell et al., On the calculation of a robust S-estimator of a covariance matrix, STAT MED, 17(23), 1998, pp. 2685-2695