@INPROCEEDINGS {3055,
author={T.  Fernandes and R. F. S. Caldeirinha and M. AL-Nuaimi and J. Richter},
doi={},
booktitle={International Symp. on Antennas and Propagation - ISAP},
title={A Discrete RET model for Millimeter-Wave Propagation in Isolated Tree Formations},
year={2004},
month={August},
volume={2},
pages={817-820} 
}