@inproceedings{h.1887über,
title={Über die Integrale des Vielkörper-Problems},
author={H. Bruns},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108202943351490867},
booktitle={Acta Mathematica},
volume={11},
number={1},
pages={25-96},
year={1887},
}