Charles, J.O., Ikpi, N.E. and Charles, A.O. (2018) “Ethnicity: A Social Pathology in Nigerian Federalism and Unity”, International Journal of Social Sciences, 12(4), pp. 144–157. Available at: https://www.ijss.com.ng/index.php/home/article/view/99 (Accessed: 3 February 2026).