JARA-DÍAZ, S. The role of pricing in the Santiago Public Transport System. Estudios de Economía, [S. l.], v. 23, n. 3, p. pp. 57–75, 2016. Disponível em: https://estudiosdeeconomia.uchile.cl/index.php/EDE/article/view/41002. Acesso em: 1 may. 2024.