@INPROCEEDINGS {1785,
author={J. Pereira and H. A. Silva},
doi={},
booktitle={Conf. on Telecommunications  - ConfTele},
title={New family of modulation techniques for mobile communications based on Soft Orthogonal Phase-shift Keying (SOPK)},
year={2003},
month={June},
volume={1},
pages={10-14} 
}