@ARTICLE {7059,
author={N.S. Souto and R. Dinis and J. C. Silva},
doi={},
journal={IET Communications},
title={Performance bound for generalised multilevelquadrature amplitude modulations constellations in multipath Rayleigh fading channels with imperfect channel estimation},
year={2012},
month={November},
volume={6},
number={11},
pages={1537-1543},
ISSN={1751-8628}
}