@inproceedings{n.1914sur,
title={Sur les séries de facultés},
author={N. E. Nörlund},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203028618418247},
booktitle={Acta Mathematica},
volume={37},
number={1},
pages={327-387},
year={1914},
}