FONSECA, Helder Adegar; GUIMARÃES, Paulo Eduardo. Portugal e as Sociedades Europeias: Família, Revoluções Sexuais, Homogamia e Fronteiras de Classe: Portugal and the European Societies: Family, Sexual Revolutions, Homogamy and Class Borders. Perspectivas - Journal of Political Science, [S. l.], v. 4, p. 77–113, 2010. DOI: 10.21814/perspectivas.12. Disponível em: https://www.perspectivasjournal.com/index.php/perspectivas/article/view/40. Acesso em: 15 feb. 2026.