Jandasang, D. ., and P. . Pasunon. “RESEARCH METHODS FOR INCORPORATING THE COMPETITIVENESS OF ENTERPRISES LOGISRICS”. Journal of Humanities and Social Sciences Thonburi University, vol. 13, no. 2, May 2019, pp. 182-9, https://so03.tci-thaijo.org/index.php/trujournal/article/view/193525.