L. Veronika, W. Santosa*, T. W. S. Dewayana, and R. F. Alexander, “EFFECTS OF SUPPLY CHAIN PROCUREMENT AND SUPPLY CHAIN AGILITY ON OPERATIONAL PERFORMANCE: THE MEDIATING ROLE OF DIGITAL TECHNOLOGY AT SOEKARNO–HATTA INTERNATIONAL AIRPORT”, IIJSE, vol. 9, no. 2, pp. 10874-10892, May 2026.