EDGAR O’BALLANCE; USMAN, A. Nilai Jalur Pelayaran Tanjung Harapan Bagi NATO. Analisis CSIS, [S. l.], n. 12, p. 1127–1140, 2023. Disponível em: https://journals.csis.or.id/index.php/analisis/article/view/335. Acesso em: 17 oct. 2024.