Kaewwongthi, T., Kijmee, P. and Nimananth, S. (2025) “Lessons Learned on the Operation of Learning Center for Smoke-Free Schools from Educational Institutions Certified as Learning Center Assessments ”, Journal of Dhamma for Life , 31(3), pp. 919–930. available at: https://so08.tci-thaijo.org/index.php/dhammalife/article/view/5217 (accessed: 2 September 2026).