Fábio Luciano Verdi Maurício F. Magalhães Edmundo Roberto Mauro Madeira Annikki Welin The Virtual Topology Service: A Mechanism for QoS-Enabled Interdomain Routing. 205-217 2006 conf/ipom/2006 IPOM http://dx.doi.org/10.1007/11908852_18 db/conf/ipom/ipom2006.html#VerdiMMW06