FRAŚ, Mariusz; KWIATKOWSKI, Jan. Quality Aware Virtual Service Delivery System. Journal of Telecommunications and Information Technology, [S. l.], v. 53, n. 3, p. 29–37, 2013. DOI: 10.26636/jtit.2013.3.1221. Disponível em: https://jtit.pl/jtit/article/view/1221. Acesso em: 30 apr. 2026.