Content delivery network for secure of software defined networking by using IPv4, OpenFlow, and ALTO. Periodicals of Engineering and Natural Sciences, [S. l.], v. 10, n. 2, p. 231–240, 2022. DOI: 10.21533/pen.v10.i2.601. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/601. Acesso em: 10 jun. 2026.