@INPROCEEDINGS {4933,
author={N.S. Souto and J. C. Silva and Cercas, F. Cercas and A. Correia},
doi={},
booktitle={Conf. on Telecommunications  - ConfTele},
title={Supporting Hierarchical Modulations in HSDPA for MBMS Transmissions},
year={2007},
month={May},
volume={-},
pages={---} 
}