@INPROCEEDINGS {13749,
author={L. Brás and N.B.C. Carvalho and P. Pinho},
doi={0},
booktitle={IEEE AP-S/URSI International Symp.},
title={Planar Omnidirectional Microstrip Antenna Array for 5 GHz ISM and UNII band},
year={2013},
month={July},
volume={1},
pages={1-2} 
}