OHAEGBU, Brendan Ikechukwu. Federalism and national security in Nigeria. British Journal of Interdisciplinary Research, [S. l.], v. 2, n. 8, p. 176–187, 2025. DOI: 10.31039/bjir.v2i8.73. Disponível em: https://britishjir.org/index.php/bjir/article/view/73. Acesso em: 25 sep. 2026.