Yanping, Geng, Thapana Choicharoen, and Mesa Nuansri. “The Effect of Problem-based Learning Combined with Scaffolding Technique on Chinese Writing Ability of 5th-Grade Students”. International Journal of Sociologies and Anthropologies Science Reviews 5, no. 1 (January 17, 2025): 137–150. accessed July 29, 2025. https://so07.tci-thaijo.org/index.php/IJSASR/article/view/5141.