(Warasai), Phra Ao Gandhasilo, Niraj Ruangsan, and Vitthaya Thongdee. “The Development of A Learning Activity Package on Buddhist Doctrines and The Teachings of Various Religions Using the Systematic Higher-Order Thinking Process (Gpas 5 Steps) for Prathom Suksa 5 Students at Kalasinpittayasai School”. Journal of Graduate MCU KhonKaen Campus 13, no. 2 (June 23, 2026): 97–108. accessed October 14, 2026. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/278570.