Matos, José Nuno. “A Ancoragem Social Dos Deputados Portugueses, 1975-2009: Participação Sindical Dos Deputados Em 35 Anos De Democracia: The Social Anchorage of Portuguese Assembly Representatives, 1975-2009: Union Participation of Member of the Parliament in 35 Years of Democracy”. Perspectivas - Journal of Political Science 5 (January 2, 2011): 95–121. Accessed May 3, 2024. https://www.perspectivasjournal.com/index.php/perspectivas/article/view/45.