1.
Kanjana Ninnuan, Montree Wongsaphan. Implementation of the Learning Management Model Based on Cognitive Development Theory to Enhance Mathematical Problem-Solving Ability for Prathomsuksa 6 Students. JEI [Internet]. 2024 Jun. 17 [cited 2024 Oct. 5];8(2):pp. 58-71. Available from: https://macrojournal.org/index.php/jei/article/view/1313