Larping, U., Chamnan, T., Wichaiwong, M., (Khuenp), P. T. C. and Somsri, M. (2018) “The Study Evaluation of Non-Smoking Area Development in Mahachulalongkornrajavidyalaya University”, Dhammathas Academic Journal, 18(3), pp. 91–104. available at: https://so06.tci-thaijo.org/index.php/dhammathas/article/view/103267 (accessed: 7 January 2026).