สังข์ช่วย ด. “Movement of the People To Create a Role. Phu Kum Cave, Phu Khatra Amphoe Waeng Noi, Khon Kaen Province”. Academic Journal of Mahamakut Buddhist University Roi Et Campus, vol. 8, no. 2, Feb. 2019, pp. 160-7, https://so01.tci-thaijo.org/index.php/AJMBU/article/view/229104.