M. Nur Wahyudi, A. Nugroho, D. Ratnaningsih, and A. Edy, “Analisis Lubricating Oil Purifier Type Mopx 309 Tgt24 50 di Kapal KM. Lambelu”, impr.j.teknologi.dan.inf., vol. 4, no. 1, pp. 60–69, Jun. 2025.