Darjono, W., F. K. Arinta, A. Zalmansyah, F. Muhammad Rasyid, and Sitti Aminah. “EFFECTIVENESS OF AIRPORT FUNCTION SEPARATION IN INDONESIA: A CASE STUDY OF SOEKARNO-HATTA AND HALIM PERDANAKUSUMA AIRPORTS, WITH A PROPOSAL FOR UTILIZING KERTAJATI AIRPORT FOR PRIVATE AVIATION”. PLANNING MALAYSIA, vol. 23, no. 39, Dec. 2025, doi:10.21837/pm.v23i39.1903.