P. , Nagendrareddy; R. , Puviarasi. Traffic lights system using microcontroller. International Journal of Psychosocial Rehabilitation, [S. l.], v. 24, n. 2, p. 5765–5768, 2020. DOI: 10.61841/b4h8y908. Disponível em: https://www.psychosocial.com/index.php/ijpr/article/view/2433. Acesso em: 16 jun. 2025.