@INPROCEEDINGS {9881,
author={T.R. Cunha and J. C. Pedro and E. Gonçalves Lima},
doi={},
booktitle={IEEE International Microwave Theory and Tech. Symp.},
title={Low-pass equivalent feedback topology for power amplifier modeling},
year={2008},
month={June},
volume={1},
pages={1445-1448} 
}