Nancharee, T. ., N. . Viriyapong, and M. . Chiangpradit. “DEVELOPMENT OF MATHEMATICS LEARNING ACTIVITIES BASED ON CONSTRUCTIVIST THEORY EMPHASIZING ON POLYA’S PROBLEM SOLVING PROCESS WITH BRAINSTORMING TECHNIQUES ON PROBABILITY FOR MATHAYOMSUKSA 3 STUDENTS”. Journal of MCU Nakhondhat, vol. 8, no. 10, Oct. 2021, pp. 125-39, https://so03.tci-thaijo.org/index.php/JMND/article/view/256129.