Sena, Khanittha, Supot Ingart, and Sayamon Insa-ard. “The Effects of Demonstration Videos on the Management of Student Activities with the Deming Cycle (Pdca) for Undergraduates”. ECT Education and Communication Technology Journal 17, no. 22 (June 20, 2022): 1–16. accessed January 7, 2026. https://so01.tci-thaijo.org/index.php/ectstou/article/view/249809.