Firmansyah, I. and Sirait, G. 2025. ANALISIS PRODUCTIVE MAINTENANCE PADA MESIN WELDING POLARIS DI PT EXCELITAS. Computer and Science Industrial Engineering (COMASIE). 12, 3 (Feb. 2025), 88–96. DOI:https://doi.org/10.33884/comasiejournal.v12i3.9800.