NALLE, Carles YA; ASHAR , Ashar. Preventive Maintenance Of The Cooling System On The Main Engine On The Mt. Ratu Zainab. Jurnal Improsci, [S. l.], v. 3, n. 1, p. 15–38, 2025. DOI: 10.62885/improsci.v3i1.856. Disponível em: https://annpublisher.org/ojs/index.php/improsci/article/view/856. Acesso em: 17 apr. 2026.