TUNG, D. D.; KHOA, N. M. An Arduino-Based System for Monitoring and Protecting Overvoltage and Undervoltage. Engineering, Technology & Applied Science Research, Greece, v. 9, n. 3, p. 4255–4260, 2019. DOI: 10.48084/etasr.2832. Disponível em: https://mail.etasr.com/index.php/ETASR/article/view/2832. Acesso em: 6 apr. 2025.