อนุชา บวรเดช. “A Study on the Social Welfare Received and the Self-care of the Elderly in Poochaosamingprai Municipality Area, Phrapradaeng District, Samutprakarn Province”. Journal of Social Synergy 12, no. 2 (September 1, 2021): 52–67. accessed October 10, 2026. https://so04.tci-thaijo.org/index.php/thaijss/article/view/253888.