Marsudi, Sugeng, and Dyah Agustin Widhi Yanti. “The Impact of Fuel Quality on the Performance and Maintenance of the Ship’s Main Engine”. JURNAL APLIKASI PELAYARAN DAN KEPELABUHANAN 16, no. 1 (September 25, 2025): 154–162. Accessed December 20, 2025. https://pdp-journal.hangtuah.ac.id/index.php/jurnal/article/view/185.