SIENKIEWICZ, Aldona. The European Union’s Enlargement to the East: Can a Constructivist Perspective Explain Integration in Europe?. Glendon Journal of International Studies, [S. l.], v. 3, 2012. Disponível em: https://gjis.journals.yorku.ca/index.php/gjis/article/view/35218. Acesso em: 29 mar. 2024.