TZAGKARAKIS, S. I. The role of federalism in European integration in the context of contemporary multifaceted challenges. Advances in Social Sciences Research Journal, [S. l.], v. 8, n. 8, p. 76–80, 2021. DOI: 10.14738/assrj.88.10585. Disponível em: https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/10585. Acesso em: 23 nov. 2024.