@inproceedings{Ravindran,
title={Topology abstraction as VPN service},
url={http://dx.doi.org/10.1109/icc.2005.1494329},
DOI={10.1109/icc.2005.1494329},
booktitle={IEEE International Conference on Communications,
2005. ICC 2005. 2005},
publisher={IEEE},
author={Ravindran,
R.S. and Changcheng Huang and Thulasiraman,
K.} }