Chanthawong, T., and S. . Kosakarika. “Reference Groups Factors Affecting Cosmetic Purchase Intention via Online Channels of Generation Y Consumers in Bangkok”. Journal of Humanities and Social Sciences, Rajapruk University, vol. 8, no. 2, Aug. 2022, pp. 314-29, https://so03.tci-thaijo.org/index.php/rpu/article/view/262992.