MALLMANN, Maria Izabel. Mercosul: challenges of an emerging block. Civitas: journal of Social Sciences, [S. l.], v. 1, n. 1, p. 5–10, 2007. DOI: 10.15448/1984-7289.2001.1.62. Disponível em: https://revistaseletronicas.pucrs.br/civitas/article/view/62. Acesso em: 18 oct. 2024.