Husam Abdulrazzak Rasheed, Zahraa Kh. Bahez. “Estimation of a Multiple Linear Regression Model Using Some Robust Methods”. Mathematical Statistician and Engineering Applications 71, no. 4 (October 15, 2022): 4944–4954. Accessed May 4, 2024. https://www.philstat.org/index.php/MSEA/article/view/1088.