Monitoring Pollution in Smart Cities Based on Arduino and IoT . Babylonian Journal of Internet of Things, [S. l.], v. 2024, p. 115–125, 2024. DOI: 10.58496/BJIoT/2024/014. Disponível em: https://mesopotamian.press/journals/index.php/BJIoT/article/view/574. Acesso em: 6 jun. 2025.