DOEAMTHAMRAM, W.; JANTACHUM, N.; SUJAREE, T. Development of a 21st Century Geography Learning Management Competency Training Curriculum for Secondary School Teachers. Interdisciplinary Academic and Research Journal , Maha Sara Kham, TH., v. 6, n. 5, p. e294057, 2026. DOI: 10.60027/iarj.2026.e294057. Disponível em: https://so03.tci-thaijo.org/index.php/IARJ/article/view/294057. Acesso em: 16 sep. 2026.