AMALU, Nneka; OKON, Ekeng Antigha; GBOSHE, Etu. Concentric Circles Theory and Nigeria’s Defence Policy: An Appraisal . Governance and Society Review, [S. l.], v. 2, n. 2, p. 22–35, 2023. DOI: 10.32350/gsr.22.02. Disponível em: https://journals.umt.edu.pk/index.php/gsr/article/view/4691. Acesso em: 20 jun. 2026.