@INPROCEEDINGS {12231,
author={M.  Koohestani and N. Pires and A. K.  Skrivervik and A. A. Moreira},
doi={},
booktitle={Loughborough Antennas and Propagation Conf. – LAPC},
title={Influence of Dielectric Loading on the Fidelity Factor of an Ultra Wideband Monopole Antenna},
year={2012},
month={November},
volume={-},
pages={1-3} 
}