ฐิตวฑฺฒโน พ. “Education Reform Based on Educational Concept Of Phrabrahmagunabhorn (P.A. Payutto)”. Journal of Educational Review Faculty of Education in MCU, vol. 3, no. 1, Sept. 2018, pp. 59-71, https://so02.tci-thaijo.org/index.php/EDMCU/article/view/143856.