@inproceedings{torsten1926extension,
title={Extension d'un théorème de liouville},
author={Torsten Carleman},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203045174927381},
booktitle={Acta Mathematica},
volume={48},
number={3},
pages={363-366},
year={1926},
}