GELDENHUYS, Deon. THE ISLAMIC STATE (IS): AN EXCEPTIONAL CONTESTED STATE. AUSTRAL: Brazilian Journal of Strategy & International Relations, [S. l.], v. 6, n. 12, 2022. DOI: 10.22456/2238-6912.79159. Disponível em: https://seer.ufrgs.br/index.php/austral/article/view/79159. Acesso em: 12 aug. 2026.