PHOWONG, S. . The Development of Audio Equipment Competency Training Board SMP 88-96, Audio Equipment Course, code of 20105-2008. Journal of Technical and Engineering Education, [S. l.], v. 15, n. 3, p. 82–96, 2024. Disponível em: https://so10.tci-thaijo.org/index.php/FTEJournal/article/view/1310. Acesso em: 19 sep. 2025.