Etwin, Anthonius Panglima, and Harryadin Mahardika. “Analysis of Unmanned Vehicle Findings Towards Maritime Security and Defence”. International Journal of Recent Advances in Multidisciplinary Topics 3, no. 6 (June 17, 2022): 65–70. Accessed September 16, 2024. https://journals.ijramt.com/index.php/ijramt/article/view/2171.