GIRÃO-SILVA, Rita; CRAVEIRINHA, José; CLÍMACO, João. Hierarchical Multiobjective Routing in MPLS Networks with Two Service Classes – A Meta-Heuristic Solution. Journal of Telecommunications and Information Technology, [S. l.], v. 37, n. 3, p. 20–37, 2009. DOI: 10.26636/jtit.2009.3.935. Disponível em: https://jtit.pl/jtit/article/view/935. Acesso em: 7 jun. 2026.