Estimation of a Multivariate Non-parametric Regression Function of a Non-normal Distributions by Using Kernel Smoothing. Al-Rafidain J Sci [Internet]. 2024 Jan. 13 [cited 2024 Nov. 19];54(1):1-10. Available from: https://alhadhar.com/raf-journal/index.php/JAUCS/article/view/571