Karl Matthew D. Tan, and Joefil Jocson. “Assessing the Impact of Pre-Flight Inspection in Preventing Hazards: A Case Study of 360 - Checks”. International Journal of Progressive Research in Science and Engineering, vol. 3, no. 11, Nov. 2022, pp. 6-11, https://journal.ijprse.com/index.php/ijprse/article/view/729.