EDITOR’S NOTE AND TRIBUTE TO SAMUEL GUIMARÃES. AUSTRAL: Brazilian Journal of Strategy & International Relations, [S. l.], v. 12, n. 24, 2024. DOI: 10.22456/2238-6912.139239. Disponível em: https://seer.ufrgs.br/index.php/austral/article/view/139239. Acesso em: 5 sep. 2026.