System To Implement Self Controlled Air Pollution Detection of Vehicles. International Journal of Advance Engineering and Research Development (IJAERD), [S. l.], v. 4, n. 4, p. 1207–1210, 2017. Disponível em: https://ijaerd.org/index.php/IJAERD/article/view/4867. Acesso em: 9 sep. 2025.