Anestari, Meidila, Azwardi Azwardi, and Fitri Wijayanti. “Perhitungan Nilai Performance Maintenance Excavator Caterpillar 320D Menggunakan Metode Reliability, Maintainability”. Prosiding Seminar Nasional Teknik Mesin 12, no. 2 (April 1, 2023): 1405–1413. Accessed July 1, 2024. https://prosiding.pnj.ac.id/sntm/article/view/463.