Blair, R. C.; Higgins, J.J. (1980). «A comparison of the power of Wilcoxon’s rank-sum statistic to that of Student’s t statistic under various nonnormal distributions.». Journal of Educational Statistics5 (4): 309-334. JSTOR1164905. doi:10.2307/1164905.
Blair, R. C.; Higgins, J.J. (1980). «A comparison of the power of Wilcoxon’s rank-sum statistic to that of Student’s t statistic under various nonnormal distributions.». Journal of Educational Statistics5 (4): 309-334. JSTOR1164905. doi:10.2307/1164905.