คำแหง ส., ณ ปทุม ศ., and ลักษิตามาศ ป. “THE MODERN MARKETING BASED OF NEW STARTUP THAILAND 4.0”. Journal of Humanities and Social Sciences Thonburi University, vol. 12, no. 29, Sept. 2018, pp. 45-55, https://so03.tci-thaijo.org/index.php/trujournal/article/view/145126.