@INPROCEEDINGS {47,
author={M. G. Silveirinha and C. A. Fernandes},
doi={},
booktitle={IEEE AP-S/URSI International Symp.},
title={Design of a Non-Homogeneous Wire Media Lens using Genetic Algorithms},
year={2002},
month={June},
volume={1},
pages={730-733} 
}