SOBCZAK, Jakub. Traffic Analysis in the Network of a Local Voice over Internet Protocol Operator. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 51, n. 1, p. 79–84, 2013. DOI: 10.26636/jtit.2013.1.1205. Disponível em: https://www.jtit.pl/jtit/article/view/1205. Acesso em: 13 jun. 2026.