Pimpathong, J., and S. Sooksmarn. “Motivation which Affects the Efficiency in Operation the Personnel towards Private sector employees Generation Y in Pathum Thani Province”. Journal of Graduate Saket Review, vol. 7, no. 2, Dec. 2022, pp. 102-13, https://so03.tci-thaijo.org/index.php/saketreview/article/view/260821.