N. Okeke, Evelyn, and Uchenna J. Okeke. “Testing the Optimality of Two Different Non-Parametric Discriminant Methods”. American Scientific Research Journal for Engineering, Technology, and Sciences 26, no. 3 (December 28, 2016): 335–344. Accessed January 12, 2026. https://asrjetsjournal.org/American_Scientific_Journal/article/view/2314.