Perkasa, Chandra, and Muhammad Ghofur. 2020. “Analisis Keandalan Engine Assy Pesawat C-130H Sebelum Dan Sesudah Diterapkan Preventive Maintenance”. Akademi Angkatan Udara Journal of Defense Science and Technology : AAU-JDST 5 (1), 19-34. https://aau.e-journal.id/jdst/article/view/3.