MathSciDoc: An Archive for Mathematician ∫

@inproceedings{,
  title={Bibliographie},
  author={},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203115327188612},
  booktitle={Acta Mathematica},
  volume={71},
  number={1},
  pages={A1-A5},
  year={1939},
}