Azimi, Mohammad Naim. “Rationalizing an Econometric Test Model: An Empirical Investigation of ARCH Family Models”. Journal of Research in Business, Economics and Management 5, no. 4 (March 4, 2016): 625-634. Accessed May 20, 2025. http://scitecresearch.com/journals/index.php/jrbem/article/view/625.