BABULAK, Eduard. Future automation via ubiquitous communications technologies. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 23, n. 1, p. 83–86, 2006. DOI: 10.26636/jtit.2006.1.353. Disponível em: https://www.jtit.pl/jtit/article/view/353. Acesso em: 13 jun. 2026.