G., OBISESAN Oluwaseun, and AJAYI Boboye L. “Randomness of Stock Return in Nigerian Banking Sector”. Asian Journal of Economics and Empirical Research 4, no. 2 (December 13, 2017): 99–105. Accessed March 9, 2025. http://mail.asianonlinejournals.com/index.php/AJEER/article/view/235.