“National Resilience and Terrorism Risk Mitigation in Hajj Air Transport Services after the Kualanamu Airport Bomb Threat Incident”. Jurnal Lemhannas RI 13, no. 4 (Desember 30, 2025): 606–623. Diakses September 4, 2026. https://jurnal.lemhannas.go.id/index.php/jkl/article/view/1240.