Raspberry Pi-Based Sentry Gun System Prototype. EPSILON: Journal of Electrical Engineering and Information Technology, [S. l.], v. 24, n. 1, p. 28–39, 2026. DOI: 10.55893/epsilon.v24i1.155. Disponível em: https://epsilon.unjani.ac.id/epsilon/article/view/155. Acesso em: 28 jul. 2026.