“Functional Ethnicity, Regionalism and Regional Integration of South West Nigeria: A Study of ODUaA Investment Company Limited (OICL)”, GJHSS, vol. 15, no. E8, pp. 27–37, May 2015, Accessed: Feb. 19, 2026. [Online]. Available: https://socialscienceresearch.org/index.php/GJHSS/article/view/103041