What Makes Europe strong: Treaties or a Federal Constitution?. London Journal of Research In Humanities and Social Sciences, [S. l.], v. 26, n. 8, p. 1–20, 2026. DOI: 10.34257/LJRHSS232602UK. Disponível em: https://journalspress.uk/index.php/LJRHSS/article/view/1997. Acesso em: 26 oct. 2026.