@ARTICLE {20113,
author={M. Luís and R. Oliveira and R. Dinis and L. Bernardo},
doi={10.1109/TCCN.2016.2603994},
journal={IEEE Transactions on Cognitive Communications and Networking},
title={Characterization of the Opportunistic Service Time in Cognitive Radio Networks},
year={2016},
month={September},
volume={2},
number={3},
pages={288-300},
ISSN={}
}