Paksin, W., Y. Phongrod, and T. Rojanatrakul. “Guidelines for Preparation for Entering the Aging Society in Kong Krailat Subdistrict Municipality, Kong Krailat District, Sukhothai Province”. Journal of Graduate MCU KhonKaen Campus, vol. 13, no. 2, June 2026, pp. 466-77, https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/278898.