Monnuanprang, P., W. Vanpetch, S. Sangngern, T. Maneechote, K. Chuaypanang, and S. Chodilok. “The Development of Elderly Care Management Model of Local Administration Organization in Nonthaburi, Thailand”. Asian Interdisciplinary and Sustainability Review, vol. 8, no. 1, Sept. 2019, pp. 77-85, https://so05.tci-thaijo.org/index.php/PSAKUIJIR/article/view/218518.