By Frank R. Hampel.
Publisher: Taylor & Francis on behalf of the American Statistical Association (mirror wrapper metadata).
Online text: doi.org/10.1080/01621459.1974.10482962
Cited passages: Frank R. Hampel, The Influence Curve and Its Role in Robust Estimation, p. 383, §2: pointwise right-limit definition along mixtures with a point mass; Frank R. Hampel, The Influence Curve and Its Role in Robust Estimation, §4, p. 386: exact asymptotic curve supplemented by behavior at other distributions, especially empirical ones.