Smart Defense Area Monitoring Robot Using ESP32-CAM and Wireless Communication. International Research Journal on Advanced Engineering Hub (IRJAEH), [S. l.], v. 4, n. 07, p. 4999–5004, 2026. DOI: 10.47392/10.47392/IRJAEH.2026.0657. Disponível em: https://irjaeh.com/index.php/journal/article/view/1973.. Acesso em: 26 jul. 2026.