Chambairak, C. and Tayraukham, A. P. D. S. (2019) “Development of Training Program for Preventing Bad -Purpose Internet of Students in Mathayomsuksa 4”, Journal of Research and Development Institute Rajabhat Maha Sarakham University, 6(2), pp. 91–100. Available at: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/233157 (Accessed: 6 May 2024).