@ARTICLE {33806,
author={João C. Serra Serra and M. G. Silveirinha},
doi={10.1103/PhysRevB.108.035119},
journal={Physical Review B},
title={Homogenization of dispersive space-time crystals: Anomalous dispersion and negative stored energy},
year={2023},
month={July},
volume={108},
number={3},
pages={1-14},
ISSN={2469-9950}
}