Ukkasyah Sabbit Aqdamana Lubis, et al. “THE EFFECT OF SELF CHECK-IN FACILITIES ON PASSENGER SATISFACTION AT SENTANI INTERNATIONAL AIRPORT”. Multidiciplinary Output Research For Actual and International Issue (MORFAI), vol. 6, no. 3, Mar. 2026, pp. 4282-91, https://radjapublika.com/index.php/MORFAI/article/view/5352.