ZAKARI, J.; UMAR, A. Spending and Public Debt Nexus in Nigeria: The Role of External Reserves. Gusau International Journal of Management and Social Sciences, [S. l.], v. 3, n. 1, p. 13, 2020. Disponível em: https://www.gijmss.com.ng/index.php/gijmss/article/view/19. Acesso em: 8 jun. 2026.