@inproceedings{h.1885sur,
title={Sur un théorème de M. Fuchs},
author={H. Poincaré},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108202937188073811},
booktitle={Acta Mathematica},
volume={7},
number={1},
pages={1-32},
year={1885},
}