Nedweera, N., and P. Prachanban. “Structural Equation Modeling Factors Influencing Public Mind of the Students in Vocational Certificate”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences, vol. 8, no. 3, Dec. 2020, pp. 9-19, https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/247805.