@inproceedings{wei2016modeling,
title={Modeling and analysis of the optical black hole in metamaterials by the finite element time-domain method},
author={Wei Yang, and Jichun Li},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170205125200132448165},
booktitle={Computer Methods in Applied Mechanics and Engineering},
volume={304},
pages={501–520},
year={2016},
}
Wei Yang, and Jichun Li. Modeling and analysis of the optical black hole in metamaterials by the finite element time-domain method. 2016. Vol. 304. In Computer Methods in Applied Mechanics and Engineering. pp.501–520. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170205125200132448165.