@INPROCEEDINGS {8768,
author={A. Topa and C. R. Paiva and A. Barbosa},
doi={},
booktitle={IEEE AP-S/URSI International Symp.},
title={Electromagnetic Wave Propagation in Waveguides with Indefinite Media},
year={2010},
month={July},
volume={1},
pages={1-1} 
}