Asavaroengchai, C., S. Nakwatchara, T. Poompipat, K. Kitjarkarn, and P. Kitirath. “Marketing Mix Factors That Affect Consumer’s Decision Making on Online Purchasing in Bangkok Area During the COVID-19 Pandemic”. Rajapark Journal, vol. 16, no. 46, May 2022, pp. 389-04, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/258382.