Salgado de Matos, L. 2005. Political Parties: Old Concepts and New Challenges, de Richard Gunther, José Ramón-Montero e Juan J. Linz (orgs.). Análise Social. 39, 173 (Mar. 2005), 890–893. DOI:https://doi.org/10.31447/AS00032573.2005173.10.