@inproceedings{bengt1951on,
title={On an inequality concerning the integrals of moduli of regular analytic functions},
author={Bengt Andersson},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203412397526858},
booktitle={Arkiv for Matematik},
volume={1},
number={4},
pages={367-373},
year={1951},
}
Bengt Andersson. On an inequality concerning the integrals of moduli of regular analytic functions. 1951. Vol. 1. In Arkiv for Matematik. pp.367-373. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203412397526858.