@INPROCEEDINGS {793,
author={L.G. Gonçalves and A. Gameiro},
doi={},
booktitle={International Symp. on Communication Theory and Applications - ISCTA},
title={Frequency Shift based Multiuser Canceller for DS-CDMA Systems},
year={2001},
month={July},
volume={1},
pages={1-3} 
}