Water Quality Monitoring System Based on Microcontroller and LoRa. Malaysian Journal of Science and Advanced Technology, [S. l.], v. 1, n. 2, p. 32–35, 2021. DOI: 10.56532/mjsat.v1i2.6. Disponível em: https://mjsat.com.my/index.php/mjsat/article/view/6. Acesso em: 11 may. 2026.