MALUSTYIK, B. B. . Modernisation efforts in EU Social Security coordination. Revista Jurídica de la Universidad de León, [S. l.], n. 11, p. 95–112, 2023. DOI: 10.18002/rjule.i11.8166. Disponível em: https://revpubli.unileon.es/index.php/juridica/article/view/8166. Acesso em: 6 mars. 2025.