Perkasa, C., and M. Ghofur. “Analisis Keandalan Engine Assy Pesawat C-130H Sebelum Dan Sesudah Diterapkan Preventive Maintenance”. Akademi Angkatan Udara Journal of Defense Science and Technology : AAU-JDST, Vol. 5, no. 1, Dec. 2020, pp. 19-34, https://aau.e-journal.id/jdst/article/view/3.