Kusumawardana, Andika Rimba, and Eka Prayudhista. “Implementasi Safety Culture Petugas Aviation Security (AVSEC) PT Angkasa Pura 1 Terhadap Keamanan Dan Keselamatan Bandar Udara Adi Soemarmo Boyolali Jawa Tengah”. El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam 5, no. 2 (January 21, 2024): 581–597. Accessed May 4, 2026. https://journal-laaroiba.com/ojs/index.php/elmal/article/view/557.