MathSciDoc: An Archive for Mathematician ∫

@inproceedings{hans1952convexity,
  title={Convexity and norm in topological groups},
  author={Hans Rådström},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203414662770877},
  booktitle={Arkiv for Matematik},
  volume={2},
  number={2},
  pages={99-137},
  year={1952},
}