“Role and Effectiveness of Five-Performance Indicators (Price, Dependability, Speed, Quality & Flexibility) in Attaining Competitive Edge in the Aviation Industry” (2022) International Journal of Applied Business and Management Studies, 7(2), pp. 11–51. Available at: https://journal.bauderpress.org.tr/index.php/ijabms/article/view/208 (Accessed: 24 August 2026).