Rungsee, P., and T. . Wongleang. “The Policy Implementation of Cash Allowance for the Elderly in Mueang Ranong District, Ranong Province”. RBRU Journal of Humanities and Social Sciences (online), vol. 2, no. 2, May 2022, pp. 58-66, https://so05.tci-thaijo.org/index.php/husorbrujournal/article/view/258111.