@inproceedings{birger1979on,
title={On approximation by translates and related problems in function theory},
author={Birger Faxén},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203511349766359},
booktitle={Arkiv for Matematik},
volume={19},
number={1},
pages={271-289},
year={1979},
}
Birger Faxén. On approximation by translates and related problems in function theory. 1979. Vol. 19. In Arkiv for Matematik. pp.271-289. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203511349766359.