MathSciDoc: An Archive for Mathematician ∫

@inproceedings{gunnar1957on,
  title={On linear estimates with nearly minimum variance},
  author={Gunnar Blom},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203421613653932},
  booktitle={Arkiv for Matematik},
  volume={3},
  number={4},
  pages={365-369},
  year={1957},
}