Engku Muhammad Azmi, E. S., & Abdul Ghafir, M. F. (2025). The Impact of Flight Operation Load During Pre-Covid, During Covid, and Post-Covid in Asia Aeronautical Training Academy (AATA). Research Progress in Mechanical and Manufacturing Engineering, 6(1), 257-265. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/19775