1. Individual comparisons by ranking methods;Wilcoxon;Biometrics Bull.,1945
2. On a test of whether one of two random variables is stochastically larger than the other;Mann;Ann. Math. Stat.,1947
3. Some remarks on the power function of Wilcoxon’s test for the problem of two samples, I, II;Van Der Vaart;Proc. Ron. Ned. Ak. van Wetensch.,1950
4. Kadercursus Mathematische Statistiek;Van Dantzig,1950