Pitchayakorn Theabthueng, Jatuporn Khamsong, and Wittaya Worapun. “The Development of Grade 8 Student Analytical Thinking and Learning Achievement Using the Integrated Problem-Based Learning and Think-Pair-Share Technique”. Journal of Educational Issues 8, no. 1 (June 17, 2024): pp. 420–429. Accessed November 23, 2024. https://macrojournal.org/index.php/jei/article/view/1515.