Rodjarkpai, Y., and K. Rojpaisarnkit. “Social Network Development for the Elderly Care”. Journal of Phrapokklao Nursing College, Chanthaburi, vol. 33, no. 2, Dec. 2022, pp. 113–128, https://he01.tci-thaijo.org/index.php/pnc/article/view/245562.