Machmiyana, I., Aswia, P.R. and Junifer, A. 2023. Helicopter Training Strategy: Study Case In Indonesia. Langit Biru: Jurnal Ilmiah Aviasi. 16, 01 (Jun. 2023), 42-51. DOI:https://doi.org/10.54147/langitbiru.v16i01.653.