Brahmantyo S, D. et al. 2026. Evaluation of the Airport Operational Performance Assessment System: Integration of Balanced Scorecard, AHP, and OMAX in the Halim Perdanakusumah Operations Services Division. Greenation International Journal of Tourism and Management. 4, 2 (Jun. 2026), 247–260. DOI:https://doi.org/10.38035/gijtm.v4i2.977.