@ARTICLE {30365,
author={M. Jordão and D.  Belo and R. F. S. Caldeirinha and A. Oliveira and N.B.C. Carvalho},
doi={10.1109/TMTT.2020.3032900},
journal={IEEE Transactions on Microwave Theory and Techniques},
title={Over-the-Air Calibration of Active Antenna Arrays Using Multisine},
year={2021},
month={January},
volume={69},
number={1},
pages={431-442},
ISSN={0018-9480}
}