“ANALISA KUALITAS PELAYANAN KEAMANAN PETUGAS AVIATION SECURITY (AVSEC) TERHADAP KEPUASAN PENUMPANG DI BANDAR UDARA INTERNASIONAL ADI SOEMARMO SURAKARTA”. Jurnal Optimal 16, no. 2 (November 5, 2019): 35–45. Accessed October 4, 2026. https://jurnal.stieieu.ac.id/index.php/opt/article/view/97.