FERREIRA, C. . Efficiency of the European Union Banking Sector: A Panel Data Approach. International Journal of Business Management and Finance Research, [S. l.], v. 8, n. 3, p. 12–26, 2025. DOI: 10.53935/26415313.v8i3.399. Disponível em: https://academiainsight.com/index.php/ijbmfr/article/view/399. Acesso em: 8 may. 2025.