1.
Poonputta A, Nuangchalerm P. A Model Framework for Enhancing Twenty-First Century Competencies in Primary School Teachers within Northeastern Thailand’s Sub-Area. IJLTER [Internet]. 2024 Jan. 30 [cited 2026 May 25];23(1):98-113. Available from: http://www.ijlter.net/index.php/ijlter/article/view/1835