MathSciDoc: An Archive for Mathematician ∫

@inproceedings{h.1909réflexions,
  title={Réflexions sur les deux notes précédentes},
  author={H. Poincaré},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203021702591195},
  booktitle={Acta Mathematica},
  volume={32},
  number={1},
  pages={195-200},
  year={1909},
}