@INPROCEEDINGS {13996,
author={S.  Teodoro and A.  Silva and R. Dinis and A. Gameiro},
doi={0},
booktitle={International Conf. on Signal Processing and Communication Systems - ICSPCS},
title={Iterative interference alignment techniques for broadband wireless systems with limited feedback},
year={2013},
month={December},
volume={1},
pages={1-6} 
}