Klara, Syerly, Muhammad Iqbal Nikmatullah, and Muhammad Faizal. “Keel Cooler Effectiveness in Ship Main Engine Cooling System”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan 3, no. 3 (November 28, 2022): 10-17. Accessed April 19, 2024. https://journal.unhas.ac.id/index.php/zonalaut/article/view/24307.