et. al, Intayos Hutsayaporn. “CAUSAL MODEL OF CUSTOMER INTENTION TO USING ANTI-AGING BUSINESS IN THAILAND”. International Journal of Advanced Science and Technology 29, no. 2 (January 13, 2020): 557 - 563. Accessed March 29, 2024. http://sersc.org/journals/index.php/IJAST/article/view/3228.