Pappachan, Joemon, and Moli P. Koshy. “Attribute - Level Performance Dimensions of Airline Service Quality: A Factor Analysis Approach”. Indian Journal of Marketing 44, no. 8 (August 1, 2014): 7–20. Accessed December 19, 2025. https://indianjournalofcomputerscience.com/index.php/ijom/article/view/80125.