Worawong, C., C. Sridawruang, D. Thawinkarn, and P. Manasatchakun. “The Development of Aged Friendly Community: Tambon Naphu Aging School in Amphur Phen, Udonthani”. Nursing Journal of The Ministry of Public Health, vol. 30, no. 2, Aug. 2020, pp. 150-63, https://he02.tci-thaijo.org/index.php/tnaph/article/view/244933.