MathSciDoc: An Archive for Mathematician ∫

@inproceedings{,
  title={Bibliographie},
  author={},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203116444950621},
  booktitle={Acta Mathematica},
  volume={72},
  number={1},
  pages={A1-A6},
  year={1940},
}