Jongkolnee Dejporn, and Dr.Siribhong Bhiasiri. “The Development of Mathematical Reasoning and Creativity Thinking Abilities for Grade 12 Students Using Project – Based Learning with Cooperative Learning LT Technique”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 10, no. 1 (May 1, 2022): 60–71. accessed December 6, 2025. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/249092.