@ARTICLE {1623,
author={N.B.C. Carvalho and J. C. Pedro and J. P. M. Martins},
doi={10.1109/TMTT.2006.872947},
journal={IEEE Transactions on Microwave Theory and Techniques},
title={A corrected microwave multisine waveform generator},
year={2006},
month={June},
volume={54},
number={6},
pages={2659-2664},
ISSN={0018-9480}
}