Sembiring Meliala RY, Elsya Paskaria Loyda Tarigan. PENJADWALAN PREVENTIVE MAINTENANCE MESIN DRY VACUUM PUMP DI PT XYZ BATAM. comasiejournal [Internet]. 2025Feb.3 [cited 2025Feb.23];12(2):101-8. Available from: https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/9731