WEBBY, Banda; BESA, Bunda. Economic Appraisal of Zambia’s Mineral Taxation Regimes. American Scientific Research Journal for Engineering, Technology, and Sciences, Jordan, v. 18, n. 1, p. 279–296, 2016. Disponível em: https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/1572. Acesso em: 21 sep. 2025.