STRUŻAK, Ryszard. Preface. Journal of Telecommunications and Information Technology, [S. l.], v. 42, n. 4, 2010. DOI: 10.26636/jtit.2010.4.1104. Disponível em: https://jtit.pl/jtit/article/view/1104. Acesso em: 26 apr. 2026.