Kunamart, T., and P. Methavasaraphak. “Factors Affecting Customer Decision Making on ‘Chapter’ E-Publication Purchase in Thailand”. AU Hybrid International Conference 2024 on " Entrepreneurship & Sustainability in the Digital Era" Under the Theme of "People Centric Knowledge in Intelligence World" , vol. 2, no. 1, Nov. 2021, pp. 80-90, http://www.assumptionjournal.au.edu/index.php/icesde/article/view/5642.