@inproceedings{sonja1954the,
title={The remainder in Tauberian theorems},
author={Sonja Lyttkens},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203417952022901},
booktitle={Arkiv for Matematik},
volume={2},
number={6},
pages={575-588},
year={1954},
}