Srisusach, Apichet, and Atchariya Promtow. “Development of Learning Activities Practical Skills Electric Motor Control Vocational Certificate Students Electrical”. Journal of Education Rajabhat Maha Sarakham University 17, no. 3 (December 20, 2020): 153–164. Accessed May 19, 2024. https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/251539.