Zulham Hidayat. “KAJIAN PERENCANAAN KEBUTUHAN BRAKE ASSY PESAWAT BOEING 737-400 DI SALAH SATU PERUSAHAAN PENERBANGAN INDONESIA ”. Langit Biru: Jurnal Ilmiah Aviasi, Vol. 12, no. 2, June 2019, pp. 109-16, https://journal.ppicurug.ac.id/index.php/jurnal-ilmiah-aviasi/article/view/168.