@inproceedings{claus2016deriving,
title={Deriving a complete set of eigendistributions for a gravitational wave equation describing the quantized interaction of gravity with a Yang-Mills field in case the Cauchy hypersurface is non-compact},
author={Claus Gerhardt},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160920000717162994022},
year={2016},
}

Claus Gerhardt. Deriving a complete set of eigendistributions for a gravitational wave equation describing the quantized interaction of gravity with a Yang-Mills field in case the Cauchy hypersurface is non-compact. 2016. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160920000717162994022.