UDONWA, Ubong E.; MBOBO, Enobong U. Principles, Concepts and Perspectives of Fiscal Federalism: A Comparative Analysis of Selected Countries. International Journal of Social Sciences, [S. l.], v. 12, n. 3, 2018. Disponível em: https://ijss.com.ng/index.php/home/article/view/91. Acesso em: 23 feb. 2025.