Mahda Halimah, Tambun MSMOSS. The Overview of Safety Sign Supporting Road Area PT Angkasa Pura I Syamsudin Noor Banjarbaru Airport in 2022. IJETS [Internet]. 2023Jul.31 [cited 2024Jul.3];5(1):19 -25. Available from: https://journal.uty.ac.id/index.php/IJETS/article/view/196