P. WIERZBICKI, Andrzej. Preface. Journal of Telecommunications and Information Technology, [S. l.], v. 34, n. 4, 2008. DOI: 10.26636/jtit.2008.4.891. Disponível em: https://jtit.pl/jtit/article/view/891. Acesso em: 18 apr. 2026.