@INPROCEEDINGS {14757,
author={P. M. Ramos and D. A. Aguiam and L. S. Rosado and M. S. Piedade},
doi={0},
booktitle={IEEE International Instrumentation and Technology Conf. - I2MTC},
title={Portable Instrument for Eddy Currents Non Destructive Testing based on Heterodyning Techniques},
year={2014},
month={May},
volume={1},
pages={1368-1372} 
}