Intakaew, Arthit. “An Exploratory Factor Analysis of Employability Attributes of Airline Ground Passenger Service Professionals”. Journal of Thai Hospitality and Tourism 14, no. 2 (August 1, 2019): 64–76. accessed April 16, 2025. https://so04.tci-thaijo.org/index.php/tourismtaat/article/view/206973.