Ulisses J, Cassoada H, Armando N. QoS analysis of codecs and protocols used in VoIP SystemsSTEMS. Rev. Universidade Gregório Semedo [Internet]. 2024 Dec. 15 [cited 2026 Apr. 15];1(1):e22. Available from: https://revistacdugs.infoacademia.org/index.php/ojs/article/view/22