@ARTICLE {30145,
author={O.  López and F. A. Monteiro and H.  Alves and R. Zhang and M.  Latva-aho},
doi={10.1109/LWC.2020.3020576},
journal={IEEE Wireless Communications Letters},
title={A Low-Complexity Beamforming Design for Multiuser Wireless Energy Transfer},
year={2021},
month={January},
volume={10},
number={1},
pages={58-62},
ISSN={2162-2337}
}