1.
Nem S, Inprasitha D, Changsri D. First Grade Student’s Mathematical Representation in the Classroom Using Lesson Study and Open Approach. GS KKU HS [internet]. 2023 Apr. 30 [cited 2025 Apr. 10];10(2):98-112. available from: https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/252813