“Fully Modified Least Absolute Devotions and Fully Modified M in Estimating Regression Model With Non-Stationary Explanatory Variable and Auto Correlated Random Errors”. Periodicals of Engineering and Natural Sciences 8, no. 1 (March 31, 2020): 313–320. Accessed July 8, 2026. https://pen.ius.edu.ba/index.php/pen/article/view/1049.