Anuniwat, D., and W. Nawanidbumrung. “JAPANESE LESSON STUDY: A LOOK BACK AT ITS HISTORICAL EVOLUTION”. Journal of Education and Innovation, vol. 26, no. 3, Aug. 2024, pp. 491-03, https://so06.tci-thaijo.org/index.php/edujournal_nu/article/view/269039.