Suanjak, S., Panyaroj, N., Kunkaew, R., Bunmee, S. and Kadoudom, P. (2024) “ Nan Province”., RMUTL Journal of Business Administration and Liberal Arts, 12(2), pp. 119–130. available at: https://so05.tci-thaijo.org/index.php/balajhss/article/view/273848 (accessed: 2 April 2025).