@inproceedings{c.1885entwicklung,
title={Entwicklung der Wurzeln},
author={C. Runge},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108202936573119805},
booktitle={Acta Mathematica},
volume={6},
number={1},
pages={305-318},
year={1885},
}