CHUKWUMA, O. M.; EDITH, E. E.; ALFA, M. D.; BABADOKO, Y. A.; EBHOHIMEN, W. O.; UCHENNA, C. C. The Solid Mineral Sector and Economic Diversification in Nigeria. Lapai Journal of Economics, [S. l.], v. 2, n. 2, p. 123–142, 2018. DOI: 10.2022/lje.v2i2.12. Disponível em: https://ojs.ibbujournals.com.ng/index.php/lje/article/view/12. Acesso em: 22 jul. 2024.