PACUT, Andrzej. Preface. Journal of Telecommunications and Information Technology, [S. l.], v. 60, n. 2, 2015. DOI: 10.26636/jtit.2015.2.781. Disponível em: https://www.jtit.pl/jtit/article/view/781. Acesso em: 31 oct. 2025.