Siriphan, Chariya, and Tawee Raksakul. 2022. “Effectiveness of Missions of Chaiyaphum Provincial Administration Organization Affecting Elderly People Quality of Life in Province”. Journal of Multidisciplinary in Humanities and Social Sciences 5 (3):1026-39. https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/258251.