Jatmiko, F.; Hidayat, P. N. .; Triraharjo, J. .; Kurniawan, F.; Saputra, M. F. . Implementation of Pre-Cleaner As An Effort to Preventive Engine Lacks Power Bulldozer D85ess-2 Support Area Rom PT Putra Perkasa Abadi Site Mip Lahat. jist 2025, 6, 690-700.