CHUMACERO, R. A.; PAREDES, R. D. Vouchers, choice, and public policy: An overview. Estudios de Economía, [S. l.], v. 39, n. 2, p. pp. 115–122, 2012. Disponível em: https://estudiosdeeconomia.uchile.cl/index.php/EDE/article/view/31038. Acesso em: 28 apr. 2024.