Elamkanchanalai, S., N. Assarut, and S. Surasiengsunk. “Consumption pattern using lifestyle and culture classification: A case study of Gen X and late baby boomers in the Bangkok metropolis”. Creative Business and Sustainability Journal, vol. 35, no. 1, July 2013, pp. 1-19, https://so01.tci-thaijo.org/index.php/CBSReview/article/view/9848.