GAIYAFAI, S.; POOPUY, S.; PAYOUNGKIATTIKUN, W. Design and Development of an Integrated Learning Management Innovation for Enhancing Welding Skills through user Experience and Self-Directed Learning in Vocational Certificate Programs. Vocational Education Central Region Journal, [S. l.], v. 9, n. 1, p. 1–9, 2025. Disponível em: https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/276667. Acesso em: 1 oct. 2026.