OZALI, Imam; GUGAT, Rudy Max Damara; PRASIDI, Abi. Cost Index dan Dampaknya Terhadap Efisiensi Biaya Operasional Pada B777-300 ER (Studi Kasus Garuda Indonesia). Jurnal Manajemen Bisnis Transportasi dan Logistik, [S. l.], v. 6, n. 2, p. 137–144, 2020. DOI: 10.54324/j.mbtl.v6i2.526. Disponível em: https://journal.itltrisakti.ac.id/index.php/jmbtl/article/view/526. Acesso em: 9 aug. 2026.