@INPROCEEDINGS {13473,
author={D. Santos and C. B. Lopes and A. F. Sousa and F. Alvelos},
doi={0},
booktitle={Congresso da APDIO},
title={Energy Efficient Routing for Telecommunication Networks with Multiperiod Traffic},
year={2013},
month={June},
volume={1},
pages={323-332} 
}