Khetjoi, Sitthiporn, Phra Worrachat Thasa, Phramaha Saccarak Raisa-nguan, and Akechatree Suksen. 2018. “The Opinion of The Elders towards Elder’s Social Allowance Service of Ban Wa Sub-district Administrative Organization, Muang Khonkaen District, Khonkaen Province”. Dhammathas Academic Journal 18 (2):131-40. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/101764.