SOÓS, E. Challenges of Consolidation and Institutionalisation of Cross-border Cooperation in the Hungarian–Romanian–Serbian border region. European Values e-Journal, [S. l.], v. 1, n. 1, p. 14–26, 2025. DOI: 10.14232/euval.2025.1.14-26. Disponível em: https://ojs.bibl.u-szeged.hu/index.php/european-values-ejournal/article/view/47418. Acesso em: 4 sep. 2026.