1. Cooperative Association for Internet Data Analysis (CAIDA). http://www.caida.org.
2. D. Meyer, University of Oregon Route Views Project. http://www.antc.uoregon.edu/route-views.
3. T. Kernen, Traceroute Organization, http://www.traceroute.org.
4. On the power–law relationships of the internet topology;Faloutsos,1999
5. The origin of power laws in internet topologies revisited;Chen,2002