@ARTICLE {21403,
author={Y. Yang and L.  Dai and S.M. Mumtaz and J. Rodriguez},
doi={10.1186/s13638-017-0876-5},
journal={Eurasip Journal on Wireless Communications and Networking},
title={Optimal Spectrum Access and Power Control of Secondary Users in Cognitive Radio Networks},
year={2017},
month={May},
volume={23},
number={43},
pages={45-54},
ISSN={}
}