Perdana Kusuma, Nur Makkie, and Awan Awan. “Development of Digital Competency Curriculum Framework for Prospective Ground Handling Professionals”. Jurnal Mantik 9, no. 1 (May 30, 2025): 144-156. Accessed June 9, 2026. https://www.ejournal.iocscience.org/index.php/mantik/article/view/6254.