Pawang, S., & Chookhampaeng, S. (2020). THE DEVELOPMENT OF THE COMPETENCY IN COLLABORATIVE PROBLEM SOLVING BY USING LEARNING MANAGEMENT THROUGH DEEPER SCAFFOLDING FRAMEWORK OF MATHAYOMSUKSA 4 STUDENT. Journal of MCU Nakhondhat, 7(9), 175–192. Retrieved from https://so03.tci-thaijo.org/index.php/JMND/article/view/246735