Deelers, S., P. Tantasanawong, and S. Aujirapongpan. “Creative Thinking of Undergraduates in the Higher Education Institute With Creative Identity”. WMS Journal of Management, vol. 6, no. 1, Jan. 2017, pp. 16-25, https://so06.tci-thaijo.org/index.php/wms/article/view/75776.