UWAMAHORO, R.; MDUMA, N.; MACHUVE, D. A Battery Voltage Level Monitoring System for Telecommunication Towers. Engineering, Technology & Applied Science Research, Greece, v. 11, n. 6, p. 7875–7880, 2021. DOI: 10.48084/etasr.4550. Disponível em: https://etasr.com/index.php/ETASR/article/view/4550. Acesso em: 29 jan. 2022.