@INPROCEEDINGS {1232,
author={M. G. Silveirinha and C. A. Fernandes},
doi={},
booktitle={IEEE AP-S/URSI International Symp.},
title={A New Method with Exponential Convergence to Evaluate the Periodic Green Function},
year={2003},
month={June},
volume={2},
pages={805-808} 
}