The Utility of Both Hard and Soft Power in Modern International Relations. International Journal of Economic Integration and Regional Competitiveness, [S. l.], v. 1, n. 4, p. 21–27, 2024. DOI: 10.61796/ijeirc.v1i4.80. Disponível em: https://e-journal.antispublisher.id/index.php/IJEIRC/article/view/80. Acesso em: 14 oct. 2025.