@INPROCEEDINGS {14475,
author={A. L. Ribeiro and D. Pasadas and H.  Ramos and T. Rocha},
doi={0},
booktitle={International Conf. on Structural Integrity - ICONS},
title={Using Excitation Invariance in the Characterization of Defects by Eddy Current Image Constructions},
year={2014},
month={February},
volume={CD },
pages={s/n-s/n} 
}