TRIWAHYUNI, Siti Nurlaili. The Ship Signature Licensing System. KnE Social Sciences, [S. l.], v. 5, n. 1, p. 74–90, 2021. DOI: 10.18502/kss.v5i1.8271. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/8271. Acesso em: 15 jul. 2025.