Ridwan, Muhammad, Iwan Gunawan, and Said Hi Abbas. “Analysis Of Caterpillar C15 Fuel Filter Modifications In The Laiwui Electricity Center”. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA) 2, no. 1 (April 13, 2023): 1–10. Accessed December 8, 2025. https://www.e-journals.irapublishing.com/index.php/IRAJTMA/article/view/28.