Friskasari, Salsabilla Haura, Brendha Chintya Conny, and Dinar Dewi Kania. “Effectiveness of Garuda Indonesia Self Check-In on Services and Operations at Soekarno-Hatta International Airport”. Jurnal Siber Multi Disiplin 3, no. 4 (March 22, 2025): 471–483. Accessed June 15, 2026. https://research.e-siber.org/JSMD/article/view/817.