Winarno, Arif, and Muhammad Alif Ridha Hermawan. “Technical Study of Type B - Series and Kaplan Propellers With Rake Angle Variations on the Offshore Supply Vessel 80 (OSV 80)”. Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan 4, no. 3 (November 10, 2023): 309–318. Accessed April 12, 2025. http://journal.unhas.ac.id/index.php/zonalaut/article/view/27637.