Saenrak, Kittiphong, Sirawan Jaradrawiwat, Paskorn Paksripeang, and Watanyou Nawises. “Effects of cooperative learning student teams achievement division technique (STAD) with flipped classroom on learning achievement and geo-literacy of mathayomsuksa 1 students”. HRD Journal 13, no. 2 (January 11, 2023): 56–69. accessed September 11, 2026. https://so01.tci-thaijo.org/index.php/HRDJ/article/view/259774.