KHAN, Y. F. Cisco Secured Virtual Private Networks: A Review. Asian Journal of Computer Science and Technology , [S. l.], v. 7, n. 2, p. 30–33, 2018. DOI: 10.51983/ajcst-2018.7.2.1886. Disponível em: https://ajcst.co/index.php/ajcst/article/view/1886. Acesso em: 22 jan. 2025.