Control and monitoring system of Railway level crossings for traffic safety based on IoT. Journal of Industrial Automation and Electrical Engineering, [S. l.], v. 2, n. 1, p. 32–38, 2025. DOI: 10.24036/x5bq5n96. Disponível em: https://jiaee.ppj.unp.ac.id/index.php/jiaee/article/view/73. Acesso em: 3 jul. 2025.