@INPROCEEDINGS {8673,
author={João R. Canto and S.A. Matos and C. R. Paiva and A. Barbosa},
doi={},
booktitle={Encuentro Ibérico de Electromagnetismo Computacional - EIEC},
title={Interfaces between air and general anisotropic media: A geometric approach},
year={2008},
month={October},
volume={-},
pages={---} 
}