MONTALDO, S. Integration examinations for regular migrants: the difficult search for a balance between national competencies and full effectiveness of EU law. UNIO – EU Law Journal, [S. l.], v. 2, p. 39–53, 2016. DOI: 10.21814/unio.2.4. Disponível em: https://revistas.uminho.pt/index.php/unio/article/view/297. Acesso em: 5 may. 2024.