@ARTICLE {29934,
author={G. Anjos and D. Castanheira and A.  Silva and A. Gameiro},
doi={10.3390/electronics9030496},
journal={Electronics (Switzerland)},
title={A Cooperative Jamming Technique to Protect a Two-User Broadcast Channel with Confidential Messages and an External Eavesdropper},
year={2020},
month={March},
volume={9},
number={3},
pages={496-496},
ISSN={2079-9292}
}