Phakamach, P., D. Panjarattanakorn, P. . Saengkaew, S. Pangthai, and S. Onsampant. “Innovative Practices in Vocational Education Administration”. International Journal of Educational Communications and Technology, vol. 3, no. 2, May 2023, pp. 1-19, https://ph01.tci-thaijo.org/index.php/IJECT/article/view/250991.