CIARRETA, A.; GUTIÉRREZ-HITA, C. Collusion sustainability with optimal punishments and detection lags, with an application to a Cournot game. Estudios de Economía, [S. l.], v. 40, n. 2, p. pp. 247–253, 2013. Disponível em: https://estudiosdeeconomia.uchile.cl/index.php/EDE/article/view/31033. Acesso em: 31 jan. 2025.