@ARTICLE {2861,
author={L. Gouveia and P. Patrício and A. F. Sousa},
doi={10.1007/sl1067-007-9038-3},
journal={Networks and Spatial Economics},
title={Hop-Constrained Node Survivable Network Design: An Application to MPLS over WDM},
year={2008},
month={March},
volume={8},
number={1},
pages={3-21},
ISSN={1566-113X}
}