@INPROCEEDINGS {1211,
author={C. Peixeiro and A. Barbosa},
doi={},
booktitle={Progress in Electromagnetics Research Symp. - PIERS},
title={Rigorous analysis of coaxial feeds for microstrip antennas in multilayered anisotropic substrates:comparison of numerical methods},
year={1991},
month={September},
volume={1},
pages={598-598} 
}