B. Akpan, A. Udo, H. Umoh, and O. I. Michael, “A Critical Appraisal of Fiscal Federalism under the Constitution of the Federal Republic of Nigeria (1999) as Amended”, IJSS, vol. 12, no. 3, Oct. 2018, Accessed: Dec. 15, 2025. [Online]. Available: https://ijss.com.ng/index.php/home/article/view/81