@inproceedings{felix1999the,
title={The coupling of gravity to spin and electromagnetism},
author={Felix Finster, Joel Smoller, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204357052235169},
booktitle={Modern Physics Letters A},
volume={14},
number={16},
pages={1053-1057},
year={1999},
}
Felix Finster, Joel Smoller, and Shing-Tung Yau. The coupling of gravity to spin and electromagnetism. 1999. Vol. 14. In Modern Physics Letters A. pp.1053-1057. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204357052235169.