@ARTICLE {6778,
author={F. Renna and N. Laurenti Laurenti and H. V. Poor Poor},
doi={10.1109/TIFS.2012.2195491},
journal={IEEE Transactions on Information Forensics and Security},
title={Physical layer secrecy for OFDM transmissions over fading channels},
year={2012},
month={August},
volume={7},
number={4},
pages={1354-1367},
ISSN={1556-6013}
}