@article{Liu_2008,
title={Routing scalability in multi-domain DWDM networks},
volume={17},
ISSN={1572-8188},
url={http://dx.doi.org/10.1007/s11107-008-0143-0},
DOI={10.1007/s11107-008-0143-0},
number={1},
journal={Photonic Network Communications},
publisher={Springer Science and Business Media LLC},
author={Liu,
Qing and Xie,
Chongyang and Frangieh,
Tannous and Ghani,
Nasir and Gumaste,
Ashwin and Rao,
Nageswara S. V.},
year={2008},
month=sep,
pages={63–74} }