@ARTICLE {22648,
author={R. P. Póvoa  and N. Lourenço and R. M. Martins and A. Canelas and N. Horta and J. Goes},
doi={10.1109/TCSII.2017.2686586},
journal={IEEE Transactions on Circuits and Systems II: Express Briefs},
title={Single-Stage Amplifier biased by Voltage-Combiners with Gain and  Energy-Efficiency Enhancement},
year={2017},
month={March},
volume={PP},
number={99},
pages={1-1},
ISSN={1549-7747}
}