Chaiserm, Teerachai, Chanachai Uanwung, and Arun Suikraduang. 2022. “Development of Learning Activities by Organizing Learning in Cippa Style Buddhism Secondary School Year 1”. Journal of Research and Development Institute Rajabhat Maha Sarakham University 9 (1):275-86. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/252946.