@ARTICLE {7374,
author={A. Boaventura and N.B.C. Carvalho},
doi={10.1109/TMTT.2012.2229288},
journal={IEEE Transactions on Microwave Theory and Techniques},
title={Extending Reading Range of Commercial RFID Readers},
year={2013},
month={January},
volume={61},
number={1},
pages={48-57},
ISSN={0018-9480}
}