MARIN, J. B.; MARIN, H. G. Oligopoly and Collusion in the Colombian Electricity Market. International Journal of Energy Economics and Policy, [S. l.], v. 12, n. 3, p. 125–134, 2022. DOI: 10.32479/ijeep.12883. Disponível em: https://www.econjournals.com/index.php/ijeep/article/view/12883. Acesso em: 12 jul. 2024.