KARGBO, Brima Ibrahim Baimba; EGWAIKHIDE, Festus O. Tax Elasticity in Sierra Leone: A Time Series Approach. International Journal of Economics and Financial Issues, [S. l.], v. 2, n. 4, p. 432–447, 2012. Disponível em: https://mail.econjournals.org.tr/index.php/ijefi/article/view/280. Acesso em: 26 jan. 2025.