TOLSTOV, S. The crisis of European Security System: Causes and Consequences. Problems of World History, [S. l.], n. 32, p. 21–46, 2025. DOI: 10.46869/2707-6776-2025-32-2. Disponível em: https://journal.ivinas.gov.ua/pwh/article/view/375. Acesso em: 4 jun. 2026.