Srisang, Pailin, and Thanyaluck Khechornphak. “The development of analytical thinking skills and learning achievement of Prathomsuksa 4 students using the problem-based learning (PBL) collaborates with the topic ‘Our-Province’: Action Research”. Journal for Developing the Social and Community 13, no. 2 (May 25, 2026): 139–156. accessed October 13, 2026. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/300989.