Phraatikarn Pramaul Athipanyo; Phramaha Mit Thitapanyo; Phra Soponphattanabundit. A Model for Applying the Tisikkhā Principles in Improving the Quality of Life of the Elderly in NongYai Subdistrict School for the Elderly, Si Somdet District, Roi Et Province. dhammathas 2022, 22, 131-142.