@INPROCEEDINGS {3058,
author={T.  Fernandes and R. F. S. Caldeirinha and M. AL-Nuaimi and J. Richter},
doi={},
booktitle={IEEE AP-S/URSI International Symp.},
title={Modelling of Directional Spectra in Vegetation Media using RET Theory},
year={2005},
month={July},
volume={ },
pages={ - } 
}