Ogege, Samson, and Chris O. Udoka. “The Efficiency of the Nigerian Stock Exchange: A Theoretical and Empirical Analysis”. Indian Journal of Finance 6, no. 9 (September 1, 2012): 13–20. Accessed August 5, 2025. https://www.indianjournalofcapitalmarkets.com/index.php/IJF/article/view/72394.