Khamthien, C., and T. Kusuchart. “Development of Learning Management Strategies to Enhance Learners’ Competencies Mechanical Engineering Program, Vocational Education Institutions”. Vocational Education Central Region Journal, vol. 8, no. 2, Dec. 2024, pp. 59-66, https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/279454.