BASHARPAL, Mohammad Fawad. Stages of Modern Geopolitics. Journal of Natural Sciences – Kabul University, [S. l.], v. 5, n. 1, p. 83–91, 2025. DOI: 10.62810/jns.v5i1.264. Disponível em: https://jns.edu.af/jns/article/view/264. Acesso em: 18 jan. 2025.