@ARTICLE {9159,
author={M. G. Silveirinha and C. A. Fernandes and J.R. Costa},
doi={10.1109/LMWC.2014.2310470},
journal={IEEE Microwave and Wireless Components Letters},
title={A Graphical Aid for the Complex Permittivity Measurement at Microwave and Millimeter Wavelengths},
year={2014},
month={June},
volume={24},
number={6},
pages={421-429},
ISSN={1531-1309}
}