United in action. Separation and reunification of the European federalists(1946-1973). Revista de Estudios Europeos, [S. l.], n. 83, p. 40–66, 2024. DOI: 10.24197/ree.83.2024.40-66. Disponível em: https://revistas.uva.es/index.php/ree/article/view/8340. Acesso em: 9 dec. 2025.