KAIKAEW, E. . The Development of Training Package on Control Programming using Analog and to Digital Signals. Journal of Technical and Engineering Education, [S. l.], v. 14, n. 2, p. 30–48, 2023. Disponível em: https://so10.tci-thaijo.org/index.php/FTEJournal/article/view/726. Acesso em: 30 apr. 2025.