Rimpung, I.K. and Gunung, I.N. 2022. Investigasi pengaruh perawatan darurat pada sistem pelumasan engine helikopter Bell 505 Jet Ranger X di PT. Urban Air Indonesia. Journal of Applied Mechanical Engineering and Green Technology. 3, 2 (Jul. 2022), 59–63. DOI:https://doi.org/10.31940/jametech.v3i2.59-63.