@INPROCEEDINGS {15101,
author={P. C. Carvalho and M. Silva and R. Dinis},
doi={0},
booktitle={Progress in Electromagnetics Research Symp. - PIERS},
title={Multiple Input Multiple Output System with Multi User Support Based on Directive Information Transmission},
year={2014},
month={August},
volume={1},
pages={9-99} 
}