1. Why the Japan Earthquake Didn’t Take Down the Country’s Internet,
http://spectrum.ieee.org/tech-talk/telecom/internet/why-the-japan-earthquake-didnt-cripple-the-countrys-internet
2. Luo, X., Chan, E.W.W., Chang, R.K.C.: Design and Implementation of TCP Data Probes for Reliable and Metric-Rich Network Path Monitoring. In: Proc. USENIX Annual Tech. Conf. (2009)
3. RIPE RIS,
http://www.ripe.net/data-tools/stats/ris/routing-information-service
4. University of Oregon Route Views Project,
http://www.routeviews.org/
5. Li, J., Guidero, M., Wu, Z., Purpus, E., Ehrenkranz, T.: BGP routing dynamics revisited. ACM SIGCOMM Computer Communication Review 37(2), 7–16 (2007)