@inproceedings{ja1993existence,
  title={Existence of black hole solutions for the Einstein-Yang/Mills equations},
  author={JA Smoller, AG Wasserman, and Shing-Tung Yau},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224203723265910075},
  booktitle={Communications in mathematical physics},
  volume={154},
  number={2},
  pages={377-401},
  year={1993},
}
             
            
                
JA Smoller, AG Wasserman, and Shing-Tung Yau. Existence of black hole solutions for the Einstein-Yang/Mills equations. 1993. Vol. 154. In Communications in mathematical physics. pp.377-401. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224203723265910075.