@INPROCEEDINGS {2278,
author={L. Fregoli and C. Peixeiro},
doi={},
booktitle={URSI International Symp. in Electromagnetic Theory},
title={Small Multi-Band Planar Inverted-F Antenna for Mobile Communication Systems and WLAN/WPAN Applications},
year={2004},
month={May},
volume={1},
pages={225-227} 
}