@ARTICLE {30199,
author={J.  Carvalho and D. B. da Costa and L.  Yang and G.  Alexandropoulos and R. Oliveira and H.  Dias},
doi={10.1109/LWC.2020.3030818},
journal={IEEE Wireless Communications Letters},
title={User Fairness in Wireless Powered Communication Networks with Non-Orthogonal Multiple Access},
year={2020},
month={October},
volume={0},
number={0},
pages={1-1},
ISSN={2162-2337}
}