ISMAEL , A. R. P., Witanto, Y., & Helmizar. (2025). PREVENTIVE MAINTENANCE PADA COAL MILL (PULVERIZER) . Rekayasa Mekanika: Jurnal Ilmiah Teknik Mesin, 9(1), 47–54. https://doi.org/10.33369/rekayasamekanika.v9i1.40176