Sepha W, Muakkul M, Manowang J, Sangkarat S. A Study of the Wisdom of the Elderly in Chiang Saen District, Chiang Rai Province. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University [internet]. 2025 Dec. 21 [cited 2026 Jan. 7];19(2):406-22. available from: https://so01.tci-thaijo.org/index.php/GraduatePSRU/article/view/280042