Design and Implementation of a Proposal Network Firewall. Al-Khwarizmi Engineering Journal, [S. l.], v. 2, n. 1, p. 52–69, 2017. Disponível em: https://www.alkej.uobaghdad.edu.iq/index.php/alkej/article/view/4. Acesso em: 30 apr. 2025.