MathSciDoc: An Archive for Mathematician ∫

@inproceedings{s.1958sums,
  title={Sums and products of commuting spectral operators},
  author={S. R. Foguel},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203422628939942},
  booktitle={Arkiv for Matematik},
  volume={3},
  number={5},
  pages={449-461},
  year={1958},
}