MathSciDoc: An Archive for Mathematician ∫

@inproceedings{oskar1911über,
  title={Über Lineare Differenzengleichungen},
  author={Oskar Perron},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203023421091208},
  booktitle={Acta Mathematica},
  volume={34},
  number={1},
  pages={109-137},
  year={1911},
}