Nazar Mohammed, Nada, najlaa saad, and Zaid Tariq Salah. “Building Discriminate Function-Review”. IRAQI JOURNAL OF STATISTICAL SCIENCES 17, no. 1 (June 1, 2020): 54–63. Accessed September 6, 2025. https://tanmiyat.uomosul.edu.iq/index.php/stats/article/view/29220.