Sibali, Alwi, Kurniawaty, and Ansar. “The Important Role of Shipboard Maritime Correspondents for Officers”. Journal of Indonesian Scholars for Social Research 4, no. 2 (July 29, 2024): 138–143. Accessed August 15, 2025. https://www.ojs.ycit.or.id/index.php/JISSR/article/view/164.