JÁUREGUI, K.; CENTENO, A. .; SOLANO, D. Coppermine: riesgos de la no concentración. Journal of Economics, Finance and Administrative Science, [S. l.], v. 10, n. 18-19, p. 179–193, 2005. DOI: 10.46631/jefas.2005.v10n18-19.10. Disponível em: https://revistas.esan.edu.pe/index.php/jefas/article/view/508. Acesso em: 3 may. 2024.