Aranrut, A., and P. Kidrakarn. “The Development Program Reinforce Responsibility for Students in Opportunity Expansion Schools under the Jurisdiction of Kalasin Primary Educational Area Office 3”. Academic Journal of Mahamakut Buddhist University Roi Et Campus, vol. 9, no. 1, Feb. 2020, pp. 442-5, https://so01.tci-thaijo.org/index.php/AJMBU/article/view/234819.