MathSciDoc: An Archive for Mathematician ∫

@inproceedings{christer1953a,
  title={A note on recurring series},
  author={Christer Lech},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203416870878892},
  booktitle={Arkiv for Matematik},
  volume={2},
  number={5},
  pages={417-421},
  year={1953},
}