@INPROCEEDINGS {1660,
author={J. Brissos and C. Peixeiro},
doi={},
booktitle={IEEE International Symp. on Personal, Indoor and Mobile Radio Commun  - PIMRC},
title={Triple-Band Microstrip Patch Antenna Element for Cellular and WLAN Systems},
year={2003},
month={September},
volume={3},
pages={916-920} 
}