@ARTICLE {9212,
author={A.P. Prata and N.B.C. Carvalho and A. Oliveira},
doi={10.1109/MMM.2013.2288809},
journal={IEEE Microwave Magazine},
title={An Agile Digital Radio System for UHF White Spaces},
year={2014},
month={January},
volume={15},
number={1},
pages={92-97},
ISSN={1527-3342}
}