(Pichayaphol Nguanthaisong), P., Namgan, V. and Charuchinda, V. (2025) “Principles of Buddhist Psychology to Develop the Mind to Reach Happiness”, Journal of Graduate MCU KhonKaen Campus, 12(1), pp. 373–385. available at: https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/273005 (accessed: 29 September 2026).