@INPROCEEDINGS {15422,
author={E. Castañeda and A.  Silva and R. Robles and A. Gameiro},
doi={0},
booktitle={International Conf. on Telecommunications - ICT},
title={Metrics for Rate Maximization in Multiuser-MISO Systems with Zero-Forcing Beamforming},
year={2014},
month={May},
volume={1},
pages={1-5} 
}