MARTINS CANDIDO, A. L.; SILVEIRA JUCÁ, S. C.; SOARES PEREIRA, R. I.; BRITO LIMA, P. M. de; SILVA, S. A. da. Low cost Device for Online Monitoring of Noise in Libraries using Internet of Things. International Journal for Innovation Education and Research, [S. l.], v. 6, n. 8, p. 133-144, 2018. DOI: 10.31686/ijier.vol6.iss8.1127. Disponível em: https://www.ijier.net/ijier/article/view/1127. Acesso em: 7 aug. 2020.