Teepakorn Kampitak ท. ค., and Chanin Yoopetch ช. อ. “The Study of Employee Retention in Thailand’s Airlines Industry”. Dusit Thani College Journal, vol. 12, no. 2, May 2018, pp. 193-08, https://so01.tci-thaijo.org/index.php/journaldtc/article/view/125912.