ESSIEN, Ettah B. Strengthening Nigeria’s Production Base for Effective Participation in African Continental Free Trade Area. International Journal of Social Sciences, [S. l.], v. 14, n. 1, p. 44–64, 2021. Disponível em: https://ijss.com.ng/index.php/home/article/view/123. Acesso em: 14 mar. 2026.