RADOS, Ivan. Influence of common path on availability of ring network. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 17, n. 3, p. 71–75, 2004. DOI: 10.26636/jtit.2004.3.248. Disponível em: https://jtit.pl/jtit/article/view/248. Acesso em: 24 aug. 2026.