S. W. Ajie, A. E. Kristiyono, T. Pribadi, Nasri, R. S. Simatupang, and I. Sutrisno, “Analysis of The Influence of F.O Purifier Maintenance on The Performance of The Main Engine on The KM. Logistik Nusantara 2 Ship”, IJMEIR, vol. 10, no. 2, pp. 416–426, Jul. 2025.