@ARTICLE {17694,
author={D. Castanheira and JA Aido and R. L. Magueta and A.  Silva and A. Gameiro and R. Dinis},
doi={10.1155/2015/605250},
journal={Mobile Information Systems},
title={Iterative Equalization and Interference Alignment for Multiuser MIMO HetNets with Imperfect CSI},
year={2015},
month={December},
volume={2015},
number={1},
pages={1-8},
ISSN={1574-017X}
}