@INPROCEEDINGS {7574, author={N.S. Souto and R. Dinis and J. C. Silva}, doi={}, booktitle={IEEE Vehicular Networking Conf. (VNC)}, title={Matched Filter Bound for M-QAM Hierarchical Constellations with Diversity Reception in Multipath Rayleigh Fading Channels}, year={2009}, month={September}, volume={-}, pages={---} }