Automated [Zero Manpower ] Railway Crossing-1. International Journal of Engineering Research and Science & Technology, [S. l.], v. 22, n. 4, p. 6–9, 2026. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/4716. Acesso em: 9 oct. 2026.