AKPIRI B; EZEONYE C; NWOKEAFOR J; ODO G; UKOIMA K. Design and Construction of a Comprehensive Digital Security System. Journal of Electronic Design Engineering, [S. l.], v. 5, n. 3, p. 29–33, 2019. Disponível em: https://www.matjournals.co.in/index.php/JOEDE/article/view/6725. Acesso em: 12 may. 2025.