Chamnikul, Somkid, and Peerasit Kanmuansilpa. 2021. “The Perception of value and role of Sub-District Headman and Village Headman in Chumpae District, Khon Kaen Province”. Dhammathas Academic Journal 21 (3):89-100. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/249989.