SeulChoi, Y. S., S. Y. Yu, and S. Han. “The Effects of the Characteristics of Brand Webtoon on Advertising Attitude and Purchase Intention: Comparison Among Groups Regarding Character Fictionality”. International Journal of Advanced Science and Technology, Vol. 28, no. 4, Sept. 2019, pp. 38 -48, http://sersc.org/journals/index.php/IJAST/article/view/300.