S. J. Ekachandra, S. Hariyadi, and A. Oleive, “PLANNING OF SELF BAGGAGE DROP SYSTEM IN FACILITATING PASSENGER MOVEMENT AT MUTIARA SIS AL-JUFRI AIRPORT PALU”, Int. Conf. Adv. Transp. Eng. Appl. Soc. Sci., vol. 3, no. 1, pp. 191–197, Dec. 2024.