Noppan, O. ., Hunsuwan, K. . and Pattaragoranan, N. . (2025) “Development of Academic Achievement in the Thai Language Learning Subject: Diphthongs, Using the Cooperative Learning Process with the STAD Technique for Grade 6 Students at Bangkokthonburi Demonstration School”, Journal of Buddhist Education and Research (JBER), 11(3), pp. 190–200. available at: https://so06.tci-thaijo.org/index.php/jber/article/view/283831 (accessed: 10 December 2025).