Satrio, Danang, Ari Muhardono, and M. Adi Firmansyah. “Analysis of Shipbuilding Business Development Strategy in Batang Port With Pest and Five Porter Approach”. International Journal of Economics, Management and Accounting (IJEMA) 2, no. 11 (April 30, 2025): 927–942. Accessed November 20, 2025. https://ij.lafadzpublishing.com/index.php/IJEMA/article/view/280.