Maulana, Teguh I., et al. “PASSENGERS PERCEPTIONS TOWARDS SERVICE QUALITY OF FSC OF AN LCC GROUP”. MIX: JURNAL ILMIAH MANAJEMEN, vol. 8, no. 3, Nov. 2018, pp. 449-62, https://publikasi.mercubuana.ac.id/index.php/Jurnal_Mix/article/view/4406.