Buacharoen P, Somsatan P. Factors Affecting Self-discipline of Students at Ragamangala University of Technology Lanna Chiangmai. dhammathas [internet]. 2022 Dec. 27 [cited 2026 Jan. 7];22(4):1-14. available from: https://so06.tci-thaijo.org/index.php/dhammathas/article/view/259505