Jatmoko, Djoko, et al. “Pelaksanaan Praktikum Aerodrome Control Tower Di Politeknik Penerbangan Indonesia Curug”. Langit Biru: Jurnal Ilmiah Aviasi, vol. 14, no. 02, June 2021, pp. 51-57, doi:10.54147/langitbiru.v14i02.438.