REIS, G. S. Refining the theoretical basis for the study of social democratic parties. Civitas: journal of Social Sciences, [S. l.], v. 12, n. 2, p. 321–339, 2012. DOI: 10.15448/1984-7289.2012.2.11931. Disponível em: https://revistaseletronicas.pucrs.br/ojs/index.php/civitas/article/view/11931. Acesso em: 17 jul. 2024.