Sirisarn , N., and T. Kruasom. “Influences of Internal and External Stimulus Affecting to Promotion Mix for Fashionable Product among Generation Y Consumers”. Journal of Modern Learning Development, vol. 6, no. 6, Aug. 2021, pp. 132-46, https://so06.tci-thaijo.org/index.php/jomld/article/view/250456.