LI, Hao; GU, Yaxiong. Design of Portable Wireless Fall Monitoring and Warning System. Academic Journal of Science and Technology, [S. l.], v. 2, n. 3, p. 56–61, 2022. DOI: 10.54097/ajst.v2i3.1491. Disponível em: https://drpress.org/ojs/index.php/ajst/article/view/1491. Acesso em: 30 apr. 2026.