@INPROCEEDINGS {4453,
author={A.  Silva and A. Gameiro},
doi={},
booktitle={International Conf. on Multi-carrier Spread Spectrum  - MC-SS},
title={Pre-Filtering Techniques Using Antenna Arrays for Downlin TDD MC-CDMA Systems},
year={2003},
month={September},
volume={-},
pages={---} 
}