Stichting Mathematisch Centrum
Stichting Mathematisch Centrum. Statistische Afdeling

Stoker, D. J. (1954). An upper bound for the deviation between the distribution of Wilcoxon's test statistic for the two-sample problem and its limiting normal distribution for finite samples, 1-2 : (Proceedings KNAW series A, 57(1954), nr 5, Indagationes mathematicae, 16. Stichting Mathematisch Centrum. Statistische Afdeling. Stichting Mathematisch Centrum.