Surya Wardana, P.K. et al. 2021. Pengaruh Implementasi Safety Management System Terhadap Pelayanan Navigasi Penerbangan. Langit Biru: Jurnal Ilmiah Aviasi. 14, 01 (Feb. 2021), 01–07. DOI:https://doi.org/10.54147/langitbiru.v14i01.378.