@ARTICLE {9153,
author={D. M. Monteiro and J. R. Rodrigues and J. L. Lloret and S. S.  Sendra},
doi={10.1002/sec.732},
journal={Security and Communication Networks},
title={A Hybrid NFC-Bluetooth Secure Protocol for Credit Transfer Among Mobile Phones},
year={2014},
month={February},
volume={7},
number={2},
pages={335-337},
ISSN={1939-0114}
}