Bunklanson, K., and K. Wongwattanaphong. “The Development Guidelines the Life Quality of Elderly with Disabilities in Bannaphu Subdistrict Municipality, Krisimat District, Sukhothai Province”. Journal of Modern Learning Development, vol. 6, no. 6, Aug. 2021, pp. 41-52, https://so06.tci-thaijo.org/index.php/jomld/article/view/250050.