JAKUBOWSKI, Andrzej; ŁUKASIAK, Lidia. Preface. Journal of Telecommunications and Information Technology, [S. l.], v. 29, n. 3, 2007. DOI: 10.26636/jtit.2007.3.818. Disponível em: https://jtit.pl/jtit/article/view/818. Acesso em: 1 jun. 2026.