IOT-Enabled Low-Cost Hearing Aid with Flutter Control App. International Journal of Scientific Research in Science and Technology, [S. l.], v. 13, n. 2, p. 554–560, 2026. DOI: 10.32628/IJSRST2613330. Disponível em: https://mail.ijsrst.com/index.php/home/article/view/IJSRST2613330. Acesso em: 29 apr. 2026.