Susdarwono, Endro Tri. “Testing through the Mann-Whitney Method and the Wilcoxon Signed Level on Learning Cube and Perfect Cube Roots”. Journal of Education and Learning Mathematics Research (JELMaR) 2, no. 1 (May 6, 2021): 26–36. Accessed August 25, 2026. https://jelmar.wisnuwardhana.ac.id/index.php/jelmar/article/view/84.