Chuengsamran, Kornkamol, Sirikarn Keawkongthong, and Chalermporn Punjasutaros. “The Guideline of Creating Learning City for Elderly in Line with UNESCO”. Journal of Dhamma for Life 31, no. 1 (January 29, 2025): 116–146. accessed May 11, 2025. https://so08.tci-thaijo.org/index.php/dhammalife/article/view/4394.