Prasertsakul, Dissatat, and Thitarat Worawitphinyo. “Underlying Factors Towards the Willingness to Use Functional Drinks in Bangkok, Thailand”. Executive Journal 40, no. 2 (December 17, 2020): 51–63. Accessed April 25, 2024. https://so01.tci-thaijo.org/index.php/executivejournal/article/view/241535.