@ARTICLE {732,
author={M. G. Silveirinha and C. A. Fernandes},
doi={10.1080/02726340390244770},
journal={Electromagnetics},
title={Effective Permittivity of Metallic Crystals: A Periodic Green's Function Formulation},
year={2003},
month={November},
volume={23},
number={8},
pages={647-663},
ISSN={1532-527X}
}