@ARTICLE {9057,
author={A. Eira and J. Santos and J. M. Pedro and J. J. O.  Pires},
doi={10.1364/JOCN.6.000326},
journal={Journal of Optical Communications and Networking},
title={Multi-Objective Design of Survivable Flexible-Grid DWDM Networks},
year={2014},
month={March},
volume={6},
number={3},
pages={326-339},
ISSN={1943-0620}
}