@INPROCEEDINGS {14459,
author={A. Martins and S.J.P.S. Mariano and M.R.A. Calado},
doi={0},
booktitle={IAENG International Conf. of Electrical and Electronics Engineering - ICEEE},
title={Grounding Electrode Calculations Using the Matrix Method},
year={2011},
month={July},
volume={II},
pages={1460-1464} 
}