Chairum P, Suwanboon P, Kongmian K. SUFFICIENCY ECONOMY APPLICATION FOR IMPROVING THE QUALITY OF LIFE TO RAISE INCOME AND THE WELL-BEING OF THE ELDERLY FAMILIES IN PHETCHABURI PROVINCE. JPR [internet]. 2023 Jan. 20 [cited 2026 Aug. 29];5(2):หน้า 83 - 99. available from: https://so03.tci-thaijo.org/index.php/JPR/article/view/264600