ZIHAN, Ming; SHAOYI, Han; ZHANBIN, Zhang; SHUANG, Xia. Elevator Safety Monitoring System Based on Internet of Things. International Journal of Online and Biomedical Engineering (iJOE), [S. l.], v. 14, n. 08, p. pp. 121–133, 2018. DOI: 10.3991/ijoe.v14i08.9179. Disponível em: https://online-journals.org/index.php/i-joe/article/view/9179. Acesso em: 2 may. 2024.