HAŁKA, Wojciech. National Institute of Telecommunications –International Partnership: Yesterday, Todayand Tomorrow. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 42, n. 4, p. 10–13, 2010. DOI: 10.26636/jtit.2010.4.1108. Disponível em: https://www.jtit.pl/jtit/article/view/1108. Acesso em: 5 jul. 2026.