RIDWAN, Safril Hidayat1 dan. Kebijakan Poros Maritim Dan Keamanan Nasional Indonesia: Tantangan Dan Harapan. Jurnal Pertahanan dan Bela Negara, [S. l.], v. 7, n. 3, p. 89–104, 2017. DOI: 10.33172/jpbh.v7i3.232. Disponível em: https://upgradeojs.rifqisyams.id/index.php/JPBH/article/view/232. Acesso em: 23 jul. 2026.