Implementation of an Efficient Access Control System for Secure Building. Journal of Engineering and Sustainable Development, [S. l.], v. 12, n. 3, p. 67–87, 2008. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1682.. Acesso em: 19 may. 2024.