Khiawnga S. A Study of the Incorrect Use of Thai Language in Official Documents: A Case Study of the Academic Division, Chulachomklao Royal Military Academy, 2022. CRMA_HUSO [internet]. 2024 Aug. 9 [cited 2025 Dec. 8];11(1):1-15. available from: https://so01.tci-thaijo.org/index.php/CRMA_HUSO/article/view/272042