@ARTICLE {5442,
author={M. G. Silveirinha},
doi={10.1103/PhysRevB.83.165119},
journal={Physical Review B - Condensed Matter and Materials Physics},
title={Examining the Validity of the Kramers-Kronig relations for the magnetic permeability},
year={2011},
month={April},
volume={83},
number={165119},
pages={---},
ISSN={1098-0121}
}