Podapol, Chakgrit. 2020. “A Model for using Chanda in Iddhipada 4 to Support Learning in 21st Century of Student at Phrapariyattidham Schools in Loei Province”. Dhammathas Academic Journal 20 (2):1-12. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/174876.